Base | Representation |
---|---|
bin | 110101000100010001… |
… | …101010100110101010 |
3 | 12110002001000210001121 |
4 | 311010101222212222 |
5 | 1413143343301430 |
6 | 42102024205454 |
7 | 4055006326450 |
oct | 650421524652 |
9 | 173061023047 |
10 | 56980056490 |
11 | 2218a835885 |
12 | b06260988a |
13 | 54b0bb2176 |
14 | 2a877789d0 |
15 | 173756ea7a |
hex | d4446a9aa |
56980056490 has 32 divisors (see below), whose sum is σ = 117363302784. Its totient is φ = 19511488320.
The previous prime is 56980056451. The next prime is 56980056491. The reversal of 56980056490 is 9465008965.
It is a super-2 number, since 2×569800564902 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (56980056491) 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, 454876 + ... + 566455.
It is an arithmetic number, because the mean of its divisors is an integer number (3667603212).
Almost surely, 256980056490 is an apocalyptic number.
56980056490 is an abundant number, since it is smaller than the sum of its proper divisors (60383246294).
56980056490 is a wasteful number, since it uses less digits than its factorization.
56980056490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1022142.
The product of its (nonzero) digits is 2332800, while the sum is 52.
The spelling of 56980056490 in words is "fifty-six billion, nine hundred eighty million, fifty-six thousand, four hundred ninety".
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