Base | Representation |
---|---|
bin | 100111111100011101… |
… | …110010111110001010 |
3 | 11002201002210210200021 |
4 | 213330131302332022 |
5 | 1200314414000200 |
6 | 31411545331054 |
7 | 3045602113135 |
oct | 477435627612 |
9 | 132632723607 |
10 | 42890375050 |
11 | 1720a553656 |
12 | 838ba96a8a |
13 | 4076b33363 |
14 | 210c3d921c |
15 | 11b062441a |
hex | 9fc772f8a |
42890375050 has 24 divisors (see below), whose sum is σ = 82527000300. Its totient is φ = 16564558080.
The previous prime is 42890374997. The next prime is 42890375051. The reversal of 42890375050 is 5057309824.
It can be written as a sum of positive squares in 6 ways, for example, as 3678058609 + 39212316441 = 60647^2 + 198021^2 .
It is a junction number, because it is equal to n+sod(n) for n = 42890374988 and 42890375006.
It is not an unprimeable number, because it can be changed into a prime (42890375051) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14788335 + ... + 14791234.
Almost surely, 242890375050 is an apocalyptic number.
42890375050 is a deficient number, since it is larger than the sum of its proper divisors (39636625250).
42890375050 is a wasteful number, since it uses less digits than its factorization.
42890375050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29579610 (or 29579605 counting only the distinct ones).
The product of its (nonzero) digits is 302400, while the sum is 43.
The spelling of 42890375050 in words is "forty-two billion, eight hundred ninety million, three hundred seventy-five thousand, fifty".
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