Base | Representation |
---|---|
bin | 1000111001110… |
… | …11100010000100 |
3 | 12012112210011210 |
4 | 10130323202010 |
5 | 123110131430 |
6 | 11224531420 |
7 | 1564610043 |
oct | 434734204 |
9 | 165483153 |
10 | 74692740 |
11 | 39186841 |
12 | 21020b70 |
13 | 126227b5 |
14 | 9cc455a |
15 | 68562b0 |
hex | 473b884 |
74692740 has 24 divisors (see below), whose sum is σ = 209139840. Its totient is φ = 19918048.
The previous prime is 74692721. The next prime is 74692769. The reversal of 74692740 is 4729647.
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, 622380 + ... + 622499.
It is an arithmetic number, because the mean of its divisors is an integer number (8714160).
Almost surely, 274692740 is an apocalyptic number.
It is an amenable number.
74692740 is an abundant number, since it is smaller than the sum of its proper divisors (134447100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74692740 is a wasteful number, since it uses less digits than its factorization.
74692740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1244891 (or 1244889 counting only the distinct ones).
The product of its (nonzero) digits is 84672, while the sum is 39.
The square root of 74692740 is about 8642.4961671961. The cubic root of 74692740 is about 421.1396485888.
The spelling of 74692740 in words is "seventy-four million, six hundred ninety-two thousand, seven hundred forty".
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