Base | Representation |
---|---|
bin | 101000011110000… |
… | …0001001110111100 |
3 | 10111122011000122222 |
4 | 1100330001032330 |
5 | 10240111122342 |
6 | 342424424512 |
7 | 45436024055 |
oct | 12074011674 |
9 | 3448130588 |
10 | 1357910972 |
11 | 637561680 |
12 | 31a918138 |
13 | 188433122 |
14 | cc4b772c |
15 | 7e32ded2 |
hex | 50f013bc |
1357910972 has 24 divisors (see below), whose sum is σ = 2744869680. Its totient is φ = 580924160.
The previous prime is 1357910971. The next prime is 1357910977. The reversal of 1357910972 is 2790197531.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1357910971) 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, 906947 + ... + 908442.
It is an arithmetic number, because the mean of its divisors is an integer number (114369570).
Almost surely, 21357910972 is an apocalyptic number.
It is an amenable number.
1357910972 is an abundant number, since it is smaller than the sum of its proper divisors (1386958708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1357910972 is a wasteful number, since it uses less digits than its factorization.
1357910972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1815421 (or 1815419 counting only the distinct ones).
The product of its (nonzero) digits is 119070, while the sum is 44.
The square root of 1357910972 is about 36849.8435817576. The cubic root of 1357910972 is about 1107.3640811752.
The spelling of 1357910972 in words is "one billion, three hundred fifty-seven million, nine hundred ten thousand, nine hundred seventy-two".
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