Base | Representation |
---|---|
bin | 10100000100100111110… |
… | …111100000110101000111 |
3 | 11212212100111201002220110 |
4 | 110010213313200311013 |
5 | 140044403430201311 |
6 | 2533355521404103 |
7 | 201440443105230 |
oct | 24044767406507 |
9 | 4785314632813 |
10 | 1379353365831 |
11 | 491a87019471 |
12 | 1a33b2799633 |
13 | a00c328628c |
14 | 4aa924bc087 |
15 | 25d307638a6 |
hex | 14127de0d47 |
1379353365831 has 64 divisors (see below), whose sum is σ = 2124265586688. Its totient is φ = 779858247168.
The previous prime is 1379353365829. The next prime is 1379353365847. The reversal of 1379353365831 is 1385633539731.
It is not a de Polignac number, because 1379353365831 - 21 = 1379353365829 is a prime.
It is a super-2 number, since 2×13793533658312 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1379353365821) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 888185551 + ... + 888187103.
It is an arithmetic number, because the mean of its divisors is an integer number (33191649792).
Almost surely, 21379353365831 is an apocalyptic number.
1379353365831 is a deficient number, since it is larger than the sum of its proper divisors (744912220857).
1379353365831 is a wasteful number, since it uses less digits than its factorization.
1379353365831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2740.
The product of its digits is 18370800, while the sum is 57.
The spelling of 1379353365831 in words is "one trillion, three hundred seventy-nine billion, three hundred fifty-three million, three hundred sixty-five thousand, eight hundred thirty-one".
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