Base | Representation |
---|---|
bin | 11110010000101… |
… | …01101110111100 |
3 | 122200122122001220 |
4 | 33020111232330 |
5 | 1004441010122 |
6 | 41104433340 |
7 | 6201433113 |
oct | 1710255674 |
9 | 580578056 |
10 | 253844412 |
11 | 12031a078 |
12 | 71018850 |
13 | 4078a4c3 |
14 | 259dac7a |
15 | 1744325c |
hex | f215bbc |
253844412 has 12 divisors (see below), whose sum is σ = 592303656. Its totient is φ = 84614800.
The previous prime is 253844387. The next prime is 253844417. The reversal of 253844412 is 214448352.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253844417) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10576839 + ... + 10576862.
It is an arithmetic number, because the mean of its divisors is an integer number (49358638).
Almost surely, 2253844412 is an apocalyptic number.
It is an amenable number.
253844412 is an abundant number, since it is smaller than the sum of its proper divisors (338459244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253844412 is a wasteful number, since it uses less digits than its factorization.
253844412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21153708 (or 21153706 counting only the distinct ones).
The product of its digits is 30720, while the sum is 33.
The square root of 253844412 is about 15932.4954730890. The cubic root of 253844412 is about 633.1732166487.
The spelling of 253844412 in words is "two hundred fifty-three million, eight hundred forty-four thousand, four hundred twelve".
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