Base | Representation |
---|---|
bin | 1100000010001010000110… |
… | …1000100000000000011111 |
3 | 1201211220001211211022201102 |
4 | 3000202201220200000133 |
5 | 3213240010010122234 |
6 | 44050200123103315 |
7 | 2533631513011625 |
oct | 300424150400037 |
9 | 51756054738642 |
10 | 13231211020319 |
11 | 4241363758466 |
12 | 1598369971b3b |
13 | 74c90c221c46 |
14 | 33a57330d515 |
15 | 17e292beac7e |
hex | c08a1a2001f |
13231211020319 has 16 divisors (see below), whose sum is σ = 14031110439360. Its totient is φ = 12433724536320.
The previous prime is 13231211020267. The next prime is 13231211020343. The reversal of 13231211020319 is 91302011213231.
It is a de Polignac number, because none of the positive numbers 2k-13231211020319 is a prime.
It is a super-2 number, since 2×132312110203192 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13231211020291 and 13231211020300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13231211020399) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30838622 + ... + 31264724.
It is an arithmetic number, because the mean of its divisors is an integer number (876944402460).
Almost surely, 213231211020319 is an apocalyptic number.
13231211020319 is a deficient number, since it is larger than the sum of its proper divisors (799899419041).
13231211020319 is a wasteful number, since it uses less digits than its factorization.
13231211020319 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 428930.
The product of its (nonzero) digits is 1944, while the sum is 29.
The spelling of 13231211020319 in words is "thirteen trillion, two hundred thirty-one billion, two hundred eleven million, twenty thousand, three hundred nineteen".
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