Base | Representation |
---|---|
bin | 11101010101111… |
… | …101110000011000 |
3 | 1021022100021212010 |
4 | 131111331300120 |
5 | 2002012002430 |
6 | 120503345520 |
7 | 15125312631 |
oct | 3525756030 |
9 | 1238307763 |
10 | 492297240 |
11 | 232986226 |
12 | 118a522a0 |
13 | 7acb9056 |
14 | 4954c888 |
15 | 2d345cb0 |
hex | 1d57dc18 |
492297240 has 64 divisors (see below), whose sum is σ = 1498959360. Its totient is φ = 129317760.
The previous prime is 492297233. The next prime is 492297257. The reversal of 492297240 is 42792294.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22576 + ... + 38655.
It is an arithmetic number, because the mean of its divisors is an integer number (23421240).
Almost surely, 2492297240 is an apocalyptic number.
492297240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
492297240 is an abundant number, since it is smaller than the sum of its proper divisors (1006662120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
492297240 is a wasteful number, since it uses less digits than its factorization.
492297240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61312 (or 61308 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 39.
The square root of 492297240 is about 22187.7723081881. The cubic root of 492297240 is about 789.6036253297.
The spelling of 492297240 in words is "four hundred ninety-two million, two hundred ninety-seven thousand, two hundred forty".
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