Base | Representation |
---|---|
bin | 10111011000101… |
… | …000000100100000 |
3 | 1000100020111201020 |
4 | 113120220010200 |
5 | 1300414102202 |
6 | 102533005440 |
7 | 12502522524 |
oct | 2730500440 |
9 | 1010214636 |
10 | 392331552 |
11 | 191508558 |
12 | ab483880 |
13 | 63388062 |
14 | 3a169d84 |
15 | 2469b5bc |
hex | 17628120 |
392331552 has 48 divisors (see below), whose sum is σ = 1031103360. Its totient is φ = 130620672.
The previous prime is 392331529. The next prime is 392331553. The reversal of 392331552 is 255133293.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (48).
It is not an unprimeable number, because it can be changed into a prime (392331553) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100713 + ... + 104535.
It is an arithmetic number, because the mean of its divisors is an integer number (21481320).
Almost surely, 2392331552 is an apocalyptic number.
392331552 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
392331552 is an abundant number, since it is smaller than the sum of its proper divisors (638771808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
392331552 is a wasteful number, since it uses less digits than its factorization.
392331552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4905 (or 4897 counting only the distinct ones).
The product of its digits is 24300, while the sum is 33.
The square root of 392331552 is about 19807.3610559307. The cubic root of 392331552 is about 732.0674189150.
The spelling of 392331552 in words is "three hundred ninety-two million, three hundred thirty-one thousand, five hundred fifty-two".
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