Base | Representation |
---|---|
bin | 1100110111101… |
… | …00001101000101 |
3 | 21112010200102211 |
4 | 12123310031011 |
5 | 210114030023 |
6 | 14413503421 |
7 | 2450413435 |
oct | 633641505 |
9 | 245120384 |
10 | 107955013 |
11 | 55a35221 |
12 | 301a1b71 |
13 | 1949a60a |
14 | 104a22c5 |
15 | 9726a0d |
hex | 66f4345 |
107955013 has 4 divisors (see below), whose sum is σ = 108098380. Its totient is φ = 107811648.
The previous prime is 107954963. The next prime is 107955037. The reversal of 107955013 is 310559701.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 310559701 = 53 ⋅5859617.
It can be written as a sum of positive squares in 2 ways, for example, as 82573569 + 25381444 = 9087^2 + 5038^2 .
It is a cyclic number.
It is not a de Polignac number, because 107955013 - 217 = 107823941 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (107955613) 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, 70548 + ... + 72061.
It is an arithmetic number, because the mean of its divisors is an integer number (27024595).
Almost surely, 2107955013 is an apocalyptic number.
It is an amenable number.
107955013 is a deficient number, since it is larger than the sum of its proper divisors (143367).
107955013 is an equidigital number, since it uses as much as digits as its factorization.
107955013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143366.
The product of its (nonzero) digits is 4725, while the sum is 31.
The square root of 107955013 is about 10390.1401819225. The cubic root of 107955013 is about 476.1541838044.
The spelling of 107955013 in words is "one hundred seven million, nine hundred fifty-five thousand, thirteen".
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