Base | Representation |
---|---|
bin | 11000011011011011… |
… | …01000100111000001 |
3 | 1020212000010102121120 |
4 | 30031231220213001 |
5 | 203324412443023 |
6 | 10005215142453 |
7 | 643000251543 |
oct | 141555504701 |
9 | 36760112546 |
10 | 13114968513 |
11 | 562006aa59 |
12 | 2660214a29 |
13 | 13101566ca |
14 | 8c5b35693 |
15 | 51b5b18e3 |
hex | 30db689c1 |
13114968513 has 4 divisors (see below), whose sum is σ = 17486624688. Its totient is φ = 8743312340.
The previous prime is 13114968509. The next prime is 13114968541. The reversal of 13114968513 is 31586941131.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31586941131 = 3 ⋅10528980377.
It is a cyclic number.
It is not a de Polignac number, because 13114968513 - 22 = 13114968509 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13114968553) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2185828083 + ... + 2185828088.
It is an arithmetic number, because the mean of its divisors is an integer number (4371656172).
Almost surely, 213114968513 is an apocalyptic number.
It is an amenable number.
13114968513 is a deficient number, since it is larger than the sum of its proper divisors (4371656175).
13114968513 is an equidigital number, since it uses as much as digits as its factorization.
13114968513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4371656174.
The product of its digits is 77760, while the sum is 42.
The spelling of 13114968513 in words is "thirteen billion, one hundred fourteen million, nine hundred sixty-eight thousand, five hundred thirteen".
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