Base | Representation |
---|---|
bin | 1000110111101… |
… | …00001011011010 |
3 | 12011222221021010 |
4 | 10123310023122 |
5 | 123021303344 |
6 | 11214354350 |
7 | 1562252001 |
oct | 433641332 |
9 | 164887233 |
10 | 74400474 |
11 | 38aa71a5 |
12 | 20abb9b6 |
13 | 1254c765 |
14 | 9c49c38 |
15 | 67e98b9 |
hex | 46f42da |
74400474 has 16 divisors (see below), whose sum is σ = 150897600. Its totient is φ = 24450720.
The previous prime is 74400439. The next prime is 74400479. The reversal of 74400474 is 47400447.
It is not an unprimeable number, because it can be changed into a prime (74400479) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86899 + ... + 87750.
It is an arithmetic number, because the mean of its divisors is an integer number (9431100).
Almost surely, 274400474 is an apocalyptic number.
74400474 is an abundant number, since it is smaller than the sum of its proper divisors (76497126).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74400474 is a wasteful number, since it uses less digits than its factorization.
74400474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174725.
The product of its (nonzero) digits is 12544, while the sum is 30.
The square root of 74400474 is about 8625.5709376249. The cubic root of 74400474 is about 420.5896366762.
The spelling of 74400474 in words is "seventy-four million, four hundred thousand, four hundred seventy-four".
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