Base | Representation |
---|---|
bin | 10111101011100001… |
… | …010111110011001000 |
3 | 2102121222221100002201 |
4 | 113223201113303020 |
5 | 404033103333342 |
6 | 15403004205544 |
7 | 1560041251546 |
oct | 275341276310 |
9 | 72558840081 |
10 | 25426230472 |
11 | a868498315 |
12 | 4b172398b4 |
13 | 25229300b6 |
14 | 1332c18d96 |
15 | 9dc317db7 |
hex | 5eb857cc8 |
25426230472 has 64 divisors (see below), whose sum is σ = 52540876800. Its totient is φ = 11481523200.
The previous prime is 25426230461. The next prime is 25426230497. The reversal of 25426230472 is 27403262452.
It is a happy number.
It is a super-2 number, since 2×254262304722 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 623097 + ... + 662647.
It is an arithmetic number, because the mean of its divisors is an integer number (820951200).
Almost surely, 225426230472 is an apocalyptic number.
It is an amenable number.
25426230472 is an abundant number, since it is smaller than the sum of its proper divisors (27114646328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25426230472 is a wasteful number, since it uses less digits than its factorization.
25426230472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39766 (or 39762 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 37.
The spelling of 25426230472 in words is "twenty-five billion, four hundred twenty-six million, two hundred thirty thousand, four hundred seventy-two".
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