Base | Representation |
---|---|
bin | 11000111011000111… |
… | …00001111001110001 |
3 | 1021112112020210012122 |
4 | 30131203201321301 |
5 | 204400433130212 |
6 | 10051432004025 |
7 | 652405353455 |
oct | 143543417161 |
9 | 37475223178 |
10 | 13380755057 |
11 | 57470a635a |
12 | 2715230615 |
13 | 1353235757 |
14 | 90d160665 |
15 | 534ab3272 |
hex | 31d8e1e71 |
13380755057 has 12 divisors (see below), whose sum is σ = 13993432740. Its totient is φ = 12793849728.
The previous prime is 13380755053. The next prime is 13380755123. The reversal of 13380755057 is 75055708331.
It can be written as a sum of positive squares in 2 ways, for example, as 455566336 + 12925188721 = 21344^2 + 113689^2 .
It is not a de Polignac number, because 13380755057 - 22 = 13380755053 is a prime.
It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13380754999 and 13380755017.
It is not an unprimeable number, because it can be changed into a prime (13380755053) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2329493 + ... + 2335229.
It is an arithmetic number, because the mean of its divisors is an integer number (1166119395).
Almost surely, 213380755057 is an apocalyptic number.
It is an amenable number.
13380755057 is a deficient number, since it is larger than the sum of its proper divisors (612677683).
13380755057 is an equidigital number, since it uses as much as digits as its factorization.
13380755057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10192 (or 10169 counting only the distinct ones).
The product of its (nonzero) digits is 441000, while the sum is 44.
The spelling of 13380755057 in words is "thirteen billion, three hundred eighty million, seven hundred fifty-five thousand, fifty-seven".
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