Base | Representation |
---|---|
bin | 1001011110100001010010… |
… | …01111011100000010010010 |
3 | 2201210021100121010100120100 |
4 | 10233100221033130002102 |
5 | 10212420030021424132 |
6 | 112153412224153230 |
7 | 4250426325510513 |
oct | 457205117340222 |
9 | 81707317110510 |
10 | 20839873233042 |
11 | 6705160166996 |
12 | 2406aa7468816 |
13 | b82264c89916 |
14 | 520925dd2a0a |
15 | 26215d96e37c |
hex | 12f4293dc092 |
20839873233042 has 48 divisors (see below), whose sum is σ = 47531351088000. Its totient is φ = 6580761203232.
The previous prime is 20839873233041. The next prime is 20839873233043. The reversal of 20839873233042 is 24033237893802.
20839873233042 is a `hidden beast` number, since 2 + 0 + 8 + 3 + 9 + 8 + 7 + 323 + 304 + 2 = 666.
It is an interprime number because it is at equal distance from previous prime (20839873233041) and next prime (20839873233043).
It is a self number, because there is not a number n which added to its sum of digits gives 20839873233042.
It is not an unprimeable number, because it can be changed into a prime (20839873233041) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7905184 + ... + 10206452.
It is an arithmetic number, because the mean of its divisors is an integer number (990236481000).
Almost surely, 220839873233042 is an apocalyptic number.
20839873233042 is an abundant number, since it is smaller than the sum of its proper divisors (26691477854958).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20839873233042 is a wasteful number, since it uses less digits than its factorization.
20839873233042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2327775 (or 2327772 counting only the distinct ones).
The product of its (nonzero) digits is 10450944, while the sum is 54.
The spelling of 20839873233042 in words is "twenty trillion, eight hundred thirty-nine billion, eight hundred seventy-three million, two hundred thirty-three thousand, forty-two".
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