Base | Representation |
---|---|
bin | 111101010010010100… |
… | …1011110010001010010 |
3 | 110120201012222112000210 |
4 | 1322210221132101102 |
5 | 4124020001313234 |
6 | 140243400024550 |
7 | 12336311023665 |
oct | 1724451362122 |
9 | 416635875023 |
10 | 131611354194 |
11 | 508a81a6411 |
12 | 21610462156 |
13 | c545984658 |
14 | 65274b76dc |
15 | 3654556be9 |
hex | 1ea4a5e452 |
131611354194 has 32 divisors (see below), whose sum is σ = 268215546240. Its totient is φ = 43038474752.
The previous prime is 131611354187. The next prime is 131611354241. The reversal of 131611354194 is 491453116131.
131611354194 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6329587 + ... + 6350345.
It is an arithmetic number, because the mean of its divisors is an integer number (8381735820).
Almost surely, 2131611354194 is an apocalyptic number.
131611354194 is an abundant number, since it is smaller than the sum of its proper divisors (136604192046).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131611354194 is a wasteful number, since it uses less digits than its factorization.
131611354194 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40754.
The product of its digits is 38880, while the sum is 39.
The spelling of 131611354194 in words is "one hundred thirty-one billion, six hundred eleven million, three hundred fifty-four thousand, one hundred ninety-four".
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