Base | Representation |
---|---|
bin | 111101000111111101… |
… | …1011111010010111101 |
3 | 110112210222220200012100 |
4 | 1322033323133102331 |
5 | 4122312010133303 |
6 | 140145101455313 |
7 | 12324560340405 |
oct | 1721773372275 |
9 | 415728820170 |
10 | 131263755453 |
11 | 50739a71326 |
12 | 21533b71539 |
13 | c4bb95c41c |
14 | 64d3273805 |
15 | 3633c948a3 |
hex | 1e8fedf4bd |
131263755453 has 24 divisors (see below), whose sum is σ = 190242191360. Its totient is φ = 87214669920.
The previous prime is 131263755449. The next prime is 131263755461. The reversal of 131263755453 is 354557362131.
131263755453 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 637 + 5 + 5 + 4 + 5 + 3 = 666.
It is not a de Polignac number, because 131263755453 - 22 = 131263755449 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 131263755399 and 131263755408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131263759453) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3920100 + ... + 3953442.
Almost surely, 2131263755453 is an apocalyptic number.
It is an amenable number.
131263755453 is a deficient number, since it is larger than the sum of its proper divisors (58978435907).
131263755453 is a wasteful number, since it uses less digits than its factorization.
131263755453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34809 (or 34806 counting only the distinct ones).
The product of its digits is 1134000, while the sum is 45.
The spelling of 131263755453 in words is "one hundred thirty-one billion, two hundred sixty-three million, seven hundred fifty-five thousand, four hundred fifty-three".
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