Base | Representation |
---|---|
bin | 1001010110110110010100… |
… | …01101100000010110110011 |
3 | 2200212001222202000202010211 |
4 | 10223123022031200112303 |
5 | 10144110213141322000 |
6 | 111432340520404551 |
7 | 4222405355152636 |
oct | 453331215402663 |
9 | 80761882022124 |
10 | 20576285885875 |
11 | 6613398a61705 |
12 | 23839a4616757 |
13 | b63448c40645 |
14 | 511c7cc43c1d |
15 | 25a382d847ba |
hex | 12b6ca3605b3 |
20576285885875 has 32 divisors (see below), whose sum is σ = 25924904546112. Its totient is φ = 16304011360000.
The previous prime is 20576285885867. The next prime is 20576285885917. The reversal of 20576285885875 is 57858858267502.
It is not a de Polignac number, because 20576285885875 - 23 = 20576285885867 is a prime.
It is a Duffinian number.
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, 7325457 + ... + 9737293.
It is an arithmetic number, because the mean of its divisors is an integer number (810153267066).
Almost surely, 220576285885875 is an apocalyptic number.
20576285885875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20576285885875 is a deficient number, since it is larger than the sum of its proper divisors (5348618660237).
20576285885875 is a wasteful number, since it uses less digits than its factorization.
20576285885875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2412504 (or 2412494 counting only the distinct ones).
The product of its (nonzero) digits is 3010560000, while the sum is 76.
The spelling of 20576285885875 in words is "twenty trillion, five hundred seventy-six billion, two hundred eighty-five million, eight hundred eighty-five thousand, eight hundred seventy-five".
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