Base | Representation |
---|---|
bin | 111101010000101010… |
… | …0111111011000001101 |
3 | 110120120100011121112112 |
4 | 1322201110333120031 |
5 | 4123411221400013 |
6 | 140234050113405 |
7 | 12335033413142 |
oct | 1724124773015 |
9 | 416510147475 |
10 | 131555653133 |
11 | 50879811383 |
12 | 215b587b865 |
13 | c537281348 |
14 | 651dd383c9 |
15 | 364e702ba8 |
hex | 1ea153f60d |
131555653133 has 16 divisors (see below), whose sum is σ = 133897648896. Its totient is φ = 129227978880.
The previous prime is 131555653129. The next prime is 131555653139. The reversal of 131555653133 is 331356555131.
It is a cyclic number.
It is not a de Polignac number, because 131555653133 - 22 = 131555653129 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131555653139) 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, 38319185 + ... + 38322617.
It is an arithmetic number, because the mean of its divisors is an integer number (8368603056).
Almost surely, 2131555653133 is an apocalyptic number.
It is an amenable number.
131555653133 is a deficient number, since it is larger than the sum of its proper divisors (2341995763).
131555653133 is a wasteful number, since it uses less digits than its factorization.
131555653133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5324.
The product of its digits is 303750, while the sum is 41.
The spelling of 131555653133 in words is "one hundred thirty-one billion, five hundred fifty-five million, six hundred fifty-three thousand, one hundred thirty-three".
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