Base | Representation |
---|---|
bin | 11000111010111111… |
… | …01010000010011101 |
3 | 1021112110100012112201 |
4 | 30131133222002131 |
5 | 204400203133210 |
6 | 10051354131501 |
7 | 652363624525 |
oct | 143537520235 |
9 | 37473305481 |
10 | 13379739805 |
11 | 5746572603 |
12 | 2714a20b91 |
13 | 1352c6b603 |
14 | 90cd78685 |
15 | 53496253a |
hex | 31d7ea09d |
13379739805 has 16 divisors (see below), whose sum is σ = 16604881920. Its totient is φ = 10343428992.
The previous prime is 13379739761. The next prime is 13379739851. The reversal of 13379739805 is 50893797331.
It is a cyclic number.
It is not a de Polignac number, because 13379739805 - 211 = 13379737757 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341784 + ... + 378913.
It is an arithmetic number, because the mean of its divisors is an integer number (1037805120).
Almost surely, 213379739805 is an apocalyptic number.
It is an amenable number.
13379739805 is a deficient number, since it is larger than the sum of its proper divisors (3225142115).
13379739805 is an equidigital number, since it uses as much as digits as its factorization.
13379739805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 720828.
The product of its (nonzero) digits is 4286520, while the sum is 55.
The spelling of 13379739805 in words is "thirteen billion, three hundred seventy-nine million, seven hundred thirty-nine thousand, eight hundred five".
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