Base | Representation |
---|---|
bin | 100111001000100… |
… | …0101110011000000 |
3 | 10101111211112201221 |
4 | 1032101011303000 |
5 | 10142123244130 |
6 | 334144204424 |
7 | 44353122514 |
oct | 11621056300 |
9 | 3344745657 |
10 | 1313103040 |
11 | 614237827 |
12 | 307909714 |
13 | 17c075062 |
14 | c6572144 |
15 | 7a42c87a |
hex | 4e445cc0 |
1313103040 has 56 divisors (see below), whose sum is σ = 3199577040. Its totient is φ = 513020928.
The previous prime is 1313103017. The next prime is 1313103059. The reversal of 1313103040 is 403013131.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33955 + ... + 61474.
Almost surely, 21313103040 is an apocalyptic number.
1313103040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1313103040 is an abundant number, since it is smaller than the sum of its proper divisors (1886474000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1313103040 is an equidigital number, since it uses as much as digits as its factorization.
1313103040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95489 (or 95479 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 1313103040 is about 36236.7636524014. The cubic root of 1313103040 is about 1095.0474434383.
Adding to 1313103040 its reverse (403013131), we get a palindrome (1716116171).
The spelling of 1313103040 in words is "one billion, three hundred thirteen million, one hundred three thousand, forty".
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