Base | Representation |
---|---|
bin | 11000100100100010… |
… | …01011111001011011 |
3 | 1021001022221101201121 |
4 | 30102101023321123 |
5 | 204003444200310 |
6 | 10020545230111 |
7 | 644616011152 |
oct | 142221137133 |
9 | 37038841647 |
10 | 13191396955 |
11 | 565a221860 |
12 | 2681932337 |
13 | 1322c36239 |
14 | 8d1d4c599 |
15 | 52315c0da |
hex | 31244be5b |
13191396955 has 16 divisors (see below), whose sum is σ = 17271191808. Its totient is φ = 9592380000.
The previous prime is 13191396947. The next prime is 13191396971. The reversal of 13191396955 is 55969319131.
13191396955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13191396955 - 23 = 13191396947 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 534130 + ... + 558280.
It is an arithmetic number, because the mean of its divisors is an integer number (1079449488).
Almost surely, 213191396955 is an apocalyptic number.
13191396955 is a deficient number, since it is larger than the sum of its proper divisors (4079794853).
13191396955 is a wasteful number, since it uses less digits than its factorization.
13191396955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34098.
The product of its digits is 984150, while the sum is 52.
The spelling of 13191396955 in words is "thirteen billion, one hundred ninety-one million, three hundred ninety-six thousand, nine hundred fifty-five".
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