Base | Representation |
---|---|
bin | 10011001100000110… |
… | …000110111011000000 |
3 | 1222011221002210022010 |
4 | 103030012012323000 |
5 | 314144112204324 |
6 | 13244303412520 |
7 | 1326405205224 |
oct | 231406067300 |
9 | 58157083263 |
10 | 20604022464 |
11 | 8813485043 |
12 | 3bb02b4140 |
13 | 1c3488138c |
14 | dd65d8784 |
15 | 808cd0829 |
hex | 4cc186ec0 |
20604022464 has 56 divisors (see below), whose sum is σ = 55988201968. Its totient is φ = 6682383360.
The previous prime is 20604022409. The next prime is 20604022471. The reversal of 20604022464 is 46422040602.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1443067 + ... + 1457274.
Almost surely, 220604022464 is an apocalyptic number.
20604022464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
20604022464 is an abundant number, since it is smaller than the sum of its proper divisors (35384179504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20604022464 is a wasteful number, since it uses less digits than its factorization.
20604022464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2900393 (or 2900383 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 30.
The spelling of 20604022464 in words is "twenty billion, six hundred four million, twenty-two thousand, four hundred sixty-four".
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