Base | Representation |
---|---|
bin | 11000001010111010… |
… | …101100111110001010 |
3 | 2110222201002012100001 |
4 | 120022322230332022 |
5 | 411122424330430 |
6 | 15531142033214 |
7 | 1606065362335 |
oct | 301272547612 |
9 | 73881065301 |
10 | 25952964490 |
11 | 10008854392 |
12 | 504371880a |
13 | 25a7ab572b |
14 | 1382b6d61c |
15 | a1d6b23ca |
hex | 60aeacf8a |
25952964490 has 64 divisors (see below), whose sum is σ = 51648192000. Its totient is φ = 9345258496.
The previous prime is 25952964469. The next prime is 25952964509. The reversal of 25952964490 is 9446925952.
It is a super-3 number, since 3×259529644903 (a number of 32 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 502911 + ... + 552109.
It is an arithmetic number, because the mean of its divisors is an integer number (807003000).
Almost surely, 225952964490 is an apocalyptic number.
25952964490 is a deficient number, since it is larger than the sum of its proper divisors (25695227510).
25952964490 is a wasteful number, since it uses less digits than its factorization.
25952964490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49359.
The product of its (nonzero) digits is 6998400, while the sum is 55.
The spelling of 25952964490 in words is "twenty-five billion, nine hundred fifty-two million, nine hundred sixty-four thousand, four hundred ninety".
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