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  • 25 (number) - Wikipedia
    25 (twenty-five) is the natural number following 24 and preceding 26 25 is a square It is a square number, being 5 2 = 5 × 5, and hence the third non-unitary square prime of the form p2 It is one of two two-digit numbers whose square and higher powers of the number also ends in the same last two digits, e g , 25 2 = 625; the other is 76
  • 25(自然数之一)_百度百科
    25(二十五),是24与26之间的 自然数,单数(奇数),是合数, 半素数,5的 平方数。 第15个 合数, 正约数 有1、5和25。 前一个为 24 、下一个为 26。 第20个 亏数,真约数和为6, 亏度 为19。 前一个为 23 、下一个为 26。 第9个 半素数。 前一个为 22 、下一个为 26。 第5个 正方形数,亦为第5个 平方数,为5的平方。 前一个为 16 、下一个为 36。 第16个 十进制 的 等数位数。 前一个为 23 、下一个为 27。 最小可以写成两个平方数之和的平方数:25=5²=3²+4²,所以5是最小的 勾股数组 中的弦。 卡伦数。 最小符合7 n = 7 mod n的 伪素数。
  • 25 - 维基百科,自由的百科全书
    在 十进制 中,可以透過觀察整數最後兩個位是否25, 50, 75 或 00之一以判定25能否整除它。 自守數,即以25為結尾的數相乘,尾數仍是25。 如: 124 25 × 314 25 = 3904556 25 {\displaystyle 124 {\color {Red}25}\times 314 {\color {Red}25}=3904556 {\color {Red}25}\,\!} 25 25 × 25 25 = 63756 25 {\displaystyle 25 {\color {Red}25}\times 25 {\color {Red}25}=63756 {\color {Red}25}\,\!} 的 伪素数。 英國 歌手 Adele 的 專輯:《25》。
  • 25 (number) - Simple English Wikipedia, the free encyclopedia
    25 (twenty-five) is a number It comes between twenty-four and twenty-six, and is an odd number It is also the 5th square number, after 1, 4, 9, and 16
  • Add 25+25 | Mathway
    Tap for more steps The sum of 25 25 and 25 25 is 50 50 Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor
  • Number 25 - Facts about the integer - Numbermatics
    Your guide to the number 25, an odd composite number composed of a single prime multiplied by itself Mathematical info, prime factorization, fun facts and numerical data for STEM, education and fun
  • 25,关于数字25你需要知道的一切_数字百科网 - shuzibaike. cn
    25是二个连续自然数(整数)的平方和,25=3²+4² 。 普洛尼克数 (Pronic Number)又名欧波朗数 (Oblong number),是指两个连续非负整数之积的自然数,即n (n+1)。 第n个普洛尼克数是第n个的三角形数的两倍。 25是一个毕达哥拉斯数(勾股数),即 7²+24²= 25 ² 和 25 ²+312²
  • About The Number 25 - numeraly. com
    The number 25 is considered a square number, as it is the result of 5 multiplied by itself It is also the smallest square that is the sum of two non-zero square numbers, specifically 3² + 4²




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