Base | Representation |
---|---|
bin | 111101001100100101… |
… | …0111101001000000001 |
3 | 110120012210122222211102 |
4 | 1322121022331020001 |
5 | 4123121203222422 |
6 | 140212321024145 |
7 | 12331452260213 |
oct | 1723112751001 |
9 | 416183588742 |
10 | 131418804737 |
11 | 50809542130 |
12 | 21577a85055 |
13 | c514b0866c |
14 | 6509ab45b3 |
15 | 36426c0192 |
hex | 1e992bd201 |
131418804737 has 4 divisors (see below), whose sum is σ = 143365968816. Its totient is φ = 119471640660.
The previous prime is 131418804731. The next prime is 131418804763. The reversal of 131418804737 is 737408814131.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 131418804737 - 224 = 131402027521 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 131418804691 and 131418804700.
It is not an unprimeable number, because it can be changed into a prime (131418804731) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5973582023 + ... + 5973582044.
It is an arithmetic number, because the mean of its divisors is an integer number (35841492204).
Almost surely, 2131418804737 is an apocalyptic number.
It is an amenable number.
131418804737 is a deficient number, since it is larger than the sum of its proper divisors (11947164079).
131418804737 is a wasteful number, since it uses less digits than its factorization.
131418804737 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11947164078.
The product of its (nonzero) digits is 451584, while the sum is 47.
The spelling of 131418804737 in words is "one hundred thirty-one billion, four hundred eighteen million, eight hundred four thousand, seven hundred thirty-seven".
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