Base | Representation |
---|---|
bin | 110000000100… |
… | …0110101101100 |
3 | 1202102101200110 |
4 | 1200020311230 |
5 | 22422431103 |
6 | 2300100020 |
7 | 424133205 |
oct | 140106554 |
9 | 52371613 |
10 | 25202028 |
11 | 13253725 |
12 | 8534610 |
13 | 52b5157 |
14 | 34c05ac |
15 | 232c403 |
hex | 1808d6c |
25202028 has 24 divisors (see below), whose sum is σ = 59770480. Its totient is φ = 8262720.
The previous prime is 25201993. The next prime is 25202029. The reversal of 25202028 is 82020252.
It is a super-3 number, since 3×252020283 (a number of 23 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 25201995 and 25202013.
It is not an unprimeable number, because it can be changed into a prime (25202029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16483 + ... + 17946.
Almost surely, 225202028 is an apocalyptic number.
It is an amenable number.
25202028 is an abundant number, since it is smaller than the sum of its proper divisors (34568452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25202028 is a wasteful number, since it uses less digits than its factorization.
25202028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34497 (or 34495 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 25202028 is about 5020.1621487757. The cubic root of 25202028 is about 293.1873062196.
The spelling of 25202028 in words is "twenty-five million, two hundred two thousand, twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •