Base | Representation |
---|---|
bin | 110001011101… |
… | …0110000110001 |
3 | 1210210102101001 |
4 | 1202322300301 |
5 | 23114241201 |
6 | 2323442001 |
7 | 433260001 |
oct | 142726061 |
9 | 53712331 |
10 | 25930801 |
11 | 13701216 |
12 | 8826301 |
13 | 54aba90 |
14 | 3630001 |
15 | 2423301 |
hex | 18bac31 |
25930801 has 16 divisors (see below), whose sum is σ = 29579200. Its totient is φ = 22534848.
The previous prime is 25930799. The next prime is 25930811. The reversal of 25930801 is 10803952.
25930801 is a nontrivial binomial coefficient, being equal to C(7202, 2).
It is a cyclic number.
It is not a de Polignac number, because 25930801 - 21 = 25930799 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 25930801.
It is not an unprimeable number, because it can be changed into a prime (25930811) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68230 + ... + 68608.
It is an arithmetic number, because the mean of its divisors is an integer number (1848700).
Almost surely, 225930801 is an apocalyptic number.
25930801 is the 7201-st triangular number and also the 3601-st hexagonal number.
25930801 is the 2401-st centered nonagonal number.
It is an amenable number.
25930801 is a deficient number, since it is larger than the sum of its proper divisors (3648399).
25930801 is a wasteful number, since it uses less digits than its factorization.
25930801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 688.
The product of its (nonzero) digits is 2160, while the sum is 28.
The square root of 25930801 is about 5092.2294724413. The cubic root of 25930801 is about 295.9865505516.
The spelling of 25930801 in words is "twenty-five million, nine hundred thirty thousand, eight hundred one".
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