Base | Representation |
---|---|
bin | 100111101101101100… |
… | …000000000101101000 |
3 | 11002001211021102111002 |
4 | 213231230000011220 |
5 | 1144312431044202 |
6 | 31331211254132 |
7 | 3036501523055 |
oct | 475554000550 |
9 | 132054242432 |
10 | 42642440552 |
11 | 170a2600808 |
12 | 8320a4a348 |
13 | 4037664b5a |
14 | 20c74da02c |
15 | 119899c302 |
hex | 9edb00168 |
42642440552 has 64 divisors (see below), whose sum is σ = 87671263680. Its totient is φ = 19363986432.
The previous prime is 42642440539. The next prime is 42642440567. The reversal of 42642440552 is 25504424624.
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, 441458 + ... + 529310.
It is an arithmetic number, because the mean of its divisors is an integer number (1369863495).
Almost surely, 242642440552 is an apocalyptic number.
It is an amenable number.
42642440552 is an abundant number, since it is smaller than the sum of its proper divisors (45028823128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42642440552 is a wasteful number, since it uses less digits than its factorization.
42642440552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88002 (or 87998 counting only the distinct ones).
The product of its (nonzero) digits is 307200, while the sum is 38.
The spelling of 42642440552 in words is "forty-two billion, six hundred forty-two million, four hundred forty thousand, five hundred fifty-two".
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