Base | Representation |
---|---|
bin | 100010111001100010… |
… | …1011010110110101000 |
3 | 21011110001200220010102 |
4 | 1011303011122312220 |
5 | 2211441440311314 |
6 | 54232424404532 |
7 | 5262133032230 |
oct | 1056305326650 |
9 | 234401626112 |
10 | 74945244584 |
11 | 29869700571 |
12 | 12637016748 |
13 | 70b4b44492 |
14 | 38ad702cc0 |
15 | 1e3984d5de |
hex | 117315ada8 |
74945244584 has 32 divisors (see below), whose sum is σ = 164013914880. Its totient is φ = 31435998144.
The previous prime is 74945244503. The next prime is 74945244599. The reversal of 74945244584 is 48544254947.
It is a Harshad number since it is a multiple of its sum of digits (56).
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, 14234687 + ... + 14239950.
It is an arithmetic number, because the mean of its divisors is an integer number (5125434840).
Almost surely, 274945244584 is an apocalyptic number.
It is an amenable number.
74945244584 is an abundant number, since it is smaller than the sum of its proper divisors (89068670296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74945244584 is a wasteful number, since it uses less digits than its factorization.
74945244584 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28474697 (or 28474693 counting only the distinct ones).
The product of its digits is 25804800, while the sum is 56.
The spelling of 74945244584 in words is "seventy-four billion, nine hundred forty-five million, two hundred forty-four thousand, five hundred eighty-four".
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