Base | Representation |
---|---|
bin | 100010110101011000… |
… | …0100111100100110110 |
3 | 21011002022212220000200 |
4 | 1011222300213210312 |
5 | 2211200211331232 |
6 | 54210515021330 |
7 | 5255515613211 |
oct | 1055260474466 |
9 | 234068786020 |
10 | 74805573942 |
11 | 297a7883990 |
12 | 125b829a846 |
13 | 7091c21028 |
14 | 3898d46778 |
15 | 1e2c45e77c |
hex | 116ac27936 |
74805573942 has 48 divisors (see below), whose sum is σ = 176839303680. Its totient is φ = 22665006000.
The previous prime is 74805573883. The next prime is 74805573971. The reversal of 74805573942 is 24937550847.
It is a happy number.
74805573942 is a `hidden beast` number, since 7 + 4 + 80 + 557 + 3 + 9 + 4 + 2 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1536067 + ... + 1584017.
It is an arithmetic number, because the mean of its divisors is an integer number (3684152160).
Almost surely, 274805573942 is an apocalyptic number.
74805573942 is an abundant number, since it is smaller than the sum of its proper divisors (102033729738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74805573942 is a wasteful number, since it uses less digits than its factorization.
74805573942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55849 (or 55846 counting only the distinct ones).
The product of its (nonzero) digits is 8467200, while the sum is 54.
The spelling of 74805573942 in words is "seventy-four billion, eight hundred five million, five hundred seventy-three thousand, nine hundred forty-two".
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