Base | Representation |
---|---|
bin | 11101010110101… |
… | …100010100000100 |
3 | 1021022200222110002 |
4 | 131112230110010 |
5 | 2002034103230 |
6 | 120511420432 |
7 | 15130035620 |
oct | 3526542404 |
9 | 1238628402 |
10 | 492487940 |
11 | 232aa652a |
12 | 118b24718 |
13 | 7b054aa9 |
14 | 4959c180 |
15 | 2d382545 |
hex | 1d5ac504 |
492487940 has 48 divisors (see below), whose sum is σ = 1183953792. Its totient is φ = 168569856.
The previous prime is 492487921. The next prime is 492487951. The reversal of 492487940 is 49784294.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91607 + ... + 96833.
It is an arithmetic number, because the mean of its divisors is an integer number (24665704).
Almost surely, 2492487940 is an apocalyptic number.
It is an amenable number.
492487940 is an abundant number, since it is smaller than the sum of its proper divisors (691465852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
492487940 is a wasteful number, since it uses less digits than its factorization.
492487940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5916 (or 5914 counting only the distinct ones).
The product of its (nonzero) digits is 580608, while the sum is 47.
The square root of 492487940 is about 22192.0693041456. The cubic root of 492487940 is about 789.7055677880.
The spelling of 492487940 in words is "four hundred ninety-two million, four hundred eighty-seven thousand, nine hundred forty".
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