Base | Representation |
---|---|
bin | 1001000110101111111100… |
… | …11110101101101100100010 |
3 | 2121220012011002211022220021 |
4 | 10203113332132231230202 |
5 | 10111024313134443020 |
6 | 110330253553104054 |
7 | 4134423245032324 |
oct | 443277636555442 |
9 | 77805132738807 |
10 | 20023112031010 |
11 | 641a832816010 |
12 | 22b474385802a |
13 | b2322c63982a |
14 | 4d31a398d614 |
15 | 24aca8e251aa |
hex | 1235fe7adb22 |
20023112031010 has 64 divisors (see below), whose sum is σ = 40674099953664. Its totient is φ = 7031037182400.
The previous prime is 20023112031001. The next prime is 20023112031023. The reversal of 20023112031010 is 1013021132002.
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, 4762294 + ... + 7919953.
It is an arithmetic number, because the mean of its divisors is an integer number (635532811776).
Almost surely, 220023112031010 is an apocalyptic number.
20023112031010 is an abundant number, since it is smaller than the sum of its proper divisors (20650987922654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20023112031010 is a wasteful number, since it uses less digits than its factorization.
20023112031010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12682759.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 20023112031010 its reverse (1013021132002), we get a palindrome (21036133163012).
The spelling of 20023112031010 in words is "twenty trillion, twenty-three billion, one hundred twelve million, thirty-one thousand, ten".
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