Base | Representation |
---|---|
bin | 11101010111010… |
… | …001011100101100 |
3 | 1021022222201002120 |
4 | 131113101130230 |
5 | 2002103440134 |
6 | 120514552540 |
7 | 15131241231 |
oct | 3527213454 |
9 | 1238881076 |
10 | 492640044 |
11 | 23309a836 |
12 | 118b98750 |
13 | 7b0a90b0 |
14 | 495db788 |
15 | 2d3b2649 |
hex | 1d5d172c |
492640044 has 24 divisors (see below), whose sum is σ = 1237916400. Its totient is φ = 151581504.
The previous prime is 492640033. The next prime is 492640061. The reversal of 492640044 is 440046294.
It is a junction number, because it is equal to n+sod(n) for n = 492639987 and 492640014.
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, 1578819 + ... + 1579130.
It is an arithmetic number, because the mean of its divisors is an integer number (51579850).
Almost surely, 2492640044 is an apocalyptic number.
It is an amenable number.
492640044 is an abundant number, since it is smaller than the sum of its proper divisors (745276356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
492640044 is a wasteful number, since it uses less digits than its factorization.
492640044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3157969 (or 3157967 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 33.
The square root of 492640044 is about 22195.4960296002. The cubic root of 492640044 is about 789.7868591267.
The spelling of 492640044 in words is "four hundred ninety-two million, six hundred forty thousand, forty-four".
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