Base | Representation |
---|---|
bin | 1010000100000110011001… |
… | …01001101000011100011100 |
3 | 2220100201020202110010110120 |
4 | 11002003030221220130130 |
5 | 10400044000333141440 |
6 | 115022520025434540 |
7 | 4442630261306445 |
oct | 502031451503434 |
9 | 86321222403416 |
10 | 22131104974620 |
11 | 706282688a814 |
12 | 25951a633ba50 |
13 | c46c53622965 |
14 | 567218c4c2cc |
15 | 285a32be1dd0 |
hex | 1420cca6871c |
22131104974620 has 48 divisors (see below), whose sum is σ = 61967503936800. Its totient is φ = 5901588944896.
The previous prime is 22131104974603. The next prime is 22131104974651. The reversal of 22131104974620 is 2647940113122.
It is a super-2 number, since 2×221311049746202 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8573056 + ... + 10851704.
It is an arithmetic number, because the mean of its divisors is an integer number (1290989665350).
Almost surely, 222131104974620 is an apocalyptic number.
22131104974620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22131104974620 is an abundant number, since it is smaller than the sum of its proper divisors (39836398962180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22131104974620 is a wasteful number, since it uses less digits than its factorization.
22131104974620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2440534 (or 2440532 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 42.
The spelling of 22131104974620 in words is "twenty-two trillion, one hundred thirty-one billion, one hundred four million, nine hundred seventy-four thousand, six hundred twenty".
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