Base | Representation |
---|---|
bin | 11110010000101… |
… | …10000111101000 |
3 | 122200122201020102 |
4 | 33020112013220 |
5 | 1004441032432 |
6 | 41104444532 |
7 | 6201440531 |
oct | 1710260750 |
9 | 580581212 |
10 | 253845992 |
11 | 120320284 |
12 | 71019748 |
13 | 4078b13a |
14 | 259db688 |
15 | 17443962 |
hex | f2161e8 |
253845992 has 32 divisors (see below), whose sum is σ = 480816000. Its totient is φ = 125636544.
The previous prime is 253845973. The next prime is 253846001. The reversal of 253845992 is 299548352.
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 7 ways as a sum of consecutive naturals, for example, 504413 + ... + 504915.
It is an arithmetic number, because the mean of its divisors is an integer number (15025500).
Almost surely, 2253845992 is an apocalyptic number.
It is an amenable number.
253845992 is a deficient number, since it is larger than the sum of its proper divisors (226970008).
253845992 is a wasteful number, since it uses less digits than its factorization.
253845992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1025 (or 1021 counting only the distinct ones).
The product of its digits is 777600, while the sum is 47.
The square root of 253845992 is about 15932.5450572092. The cubic root of 253845992 is about 633.1745303295.
The spelling of 253845992 in words is "two hundred fifty-three million, eight hundred forty-five thousand, nine hundred ninety-two".
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