Base | Representation |
---|---|
bin | 1010000100011101101110… |
… | …10010011011010110010100 |
3 | 2220101220120202021010110201 |
4 | 11002032313102123112110 |
5 | 10400300124124101040 |
6 | 115032351024030244 |
7 | 4443552554630152 |
oct | 502166722332624 |
9 | 86356522233421 |
10 | 22143631472020 |
11 | 7068074756703 |
12 | 2597701462384 |
13 | c4819b8891b6 |
14 | 567a8675c3d2 |
15 | 2860177b1a9a |
hex | 1423b749b594 |
22143631472020 has 48 divisors (see below), whose sum is σ = 48524155239168. Its totient is φ = 8472220359680.
The previous prime is 22143631471979. The next prime is 22143631472033. The reversal of 22143631472020 is 2027413634122.
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, 34379172 + ... + 35017348.
It is an arithmetic number, because the mean of its divisors is an integer number (1010919900816).
Almost surely, 222143631472020 is an apocalyptic number.
22143631472020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22143631472020 is an abundant number, since it is smaller than the sum of its proper divisors (26380523767148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22143631472020 is a wasteful number, since it uses less digits than its factorization.
22143631472020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 713640 (or 713638 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 37.
The spelling of 22143631472020 in words is "twenty-two trillion, one hundred forty-three billion, six hundred thirty-one million, four hundred seventy-two thousand, twenty".
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