Base | Representation |
---|---|
bin | 100111010010011… |
… | …1001000110100100 |
3 | 10101212121021021220 |
4 | 1032210321012210 |
5 | 10144440401144 |
6 | 334451340340 |
7 | 44445212343 |
oct | 11644710644 |
9 | 3355537256 |
10 | 1318293924 |
11 | 617162812 |
12 | 3095b16b0 |
13 | 18017199c |
14 | c7123b5a |
15 | 7ab05919 |
hex | 4e9391a4 |
1318293924 has 12 divisors (see below), whose sum is σ = 3076019184. Its totient is φ = 439431304.
The previous prime is 1318293913. The next prime is 1318293937. The reversal of 1318293924 is 4293928131.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54928902 + ... + 54928925.
It is an arithmetic number, because the mean of its divisors is an integer number (256334932).
Almost surely, 21318293924 is an apocalyptic number.
It is an amenable number.
1318293924 is an abundant number, since it is smaller than the sum of its proper divisors (1757725260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1318293924 is a wasteful number, since it uses less digits than its factorization.
1318293924 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109857834 (or 109857832 counting only the distinct ones).
The product of its digits is 93312, while the sum is 42.
The square root of 1318293924 is about 36308.3175594794. The cubic root of 1318293924 is about 1096.4885058812.
The spelling of 1318293924 in words is "one billion, three hundred eighteen million, two hundred ninety-three thousand, nine hundred twenty-four".
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