Base | Representation |
---|---|
bin | 10011000111000111101… |
… | …100010111011001101010 |
3 | 11122112220012110212101212 |
4 | 103013013230113121222 |
5 | 133004132210241300 |
6 | 2443155001113122 |
7 | 163612115020466 |
oct | 23070754273152 |
9 | 4575805425355 |
10 | 1313315321450 |
11 | 466a79296290 |
12 | 1926427887a2 |
13 | 96aca8cc982 |
14 | 477c9b554a6 |
15 | 24267db0935 |
hex | 131c7b1766a |
1313315321450 has 96 divisors (see below), whose sum is σ = 2781451654272. Its totient is φ = 456681632000.
The previous prime is 1313315321443. The next prime is 1313315321459. The reversal of 1313315321450 is 541235133131.
It is not an unprimeable number, because it can be changed into a prime (1313315321459) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55306580 + ... + 55330320.
It is an arithmetic number, because the mean of its divisors is an integer number (28973454732).
Almost surely, 21313315321450 is an apocalyptic number.
1313315321450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1313315321450 is an abundant number, since it is smaller than the sum of its proper divisors (1468136332822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1313315321450 is a wasteful number, since it uses less digits than its factorization.
1313315321450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28160 (or 28155 counting only the distinct ones).
The product of its (nonzero) digits is 16200, while the sum is 32.
The spelling of 1313315321450 in words is "one trillion, three hundred thirteen billion, three hundred fifteen million, three hundred twenty-one thousand, four hundred fifty".
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