Base | Representation |
---|---|
bin | 11110011010100000011100 |
3 | 120000001202022 |
4 | 132122200130 |
5 | 4020113032 |
6 | 442515312 |
7 | 124524404 |
oct | 36324034 |
9 | 16001668 |
10 | 7972892 |
11 | 4556174 |
12 | 2805b38 |
13 | 1861cb5 |
14 | 10b7804 |
15 | a77512 |
hex | 79a81c |
7972892 has 12 divisors (see below), whose sum is σ = 14249760. Its totient is φ = 3901536.
The previous prime is 7972889. The next prime is 7972903. The reversal of 7972892 is 2982797.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21017 + ... + 21392.
It is an arithmetic number, because the mean of its divisors is an integer number (1187480).
Almost surely, 27972892 is an apocalyptic number.
It is an amenable number.
7972892 is a deficient number, since it is larger than the sum of its proper divisors (6276868).
7972892 is a wasteful number, since it uses less digits than its factorization.
7972892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42460 (or 42458 counting only the distinct ones).
The product of its digits is 127008, while the sum is 44.
The square root of 7972892 is about 2823.6309957216. The cubic root of 7972892 is about 199.7738443645.
The spelling of 7972892 in words is "seven million, nine hundred seventy-two thousand, eight hundred ninety-two".
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