Base | Representation |
---|---|
bin | 11101110101011000111010… |
… | …010111001001110110111011 |
3 | 122012120202200220200212001110 |
4 | 131311120322113021312323 |
5 | 114144240121342303034 |
6 | 1143022022154451403 |
7 | 36431525244065001 |
oct | 3565307227116673 |
9 | 565522626625043 |
10 | 131212230041019 |
11 | 38898881187136 |
12 | 12871986433b63 |
13 | 582a34c87954a |
14 | 24589c4aa6a71 |
15 | 10281e7ce4de9 |
hex | 77563a5c9dbb |
131212230041019 has 16 divisors (see below), whose sum is σ = 176367395533824. Its totient is φ = 86766565485600.
The previous prime is 131212230040999. The next prime is 131212230041021. The reversal of 131212230041019 is 910140032212131.
It is a de Polignac number, because none of the positive numbers 2k-131212230041019 is a prime.
It is a super-2 number, since 2×1312122300410192 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (131212230041059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77056392 + ... + 78740789.
It is an arithmetic number, because the mean of its divisors is an integer number (11022962220864).
Almost surely, 2131212230041019 is an apocalyptic number.
131212230041019 is a deficient number, since it is larger than the sum of its proper divisors (45155165492805).
131212230041019 is a wasteful number, since it uses less digits than its factorization.
131212230041019 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155799458.
The product of its (nonzero) digits is 2592, while the sum is 30.
The spelling of 131212230041019 in words is "one hundred thirty-one trillion, two hundred twelve billion, two hundred thirty million, forty-one thousand, nineteen".
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