Base | Representation |
---|---|
bin | 111101001111001100… |
… | …1100101100001000001 |
3 | 110120102220201201011012 |
4 | 1322132121211201001 |
5 | 4123311132320043 |
6 | 140225133130305 |
7 | 12333566013143 |
oct | 1723631454101 |
9 | 416386651135 |
10 | 131506526273 |
11 | 50854007671 |
12 | 215a1329995 |
13 | c52a0404b5 |
14 | 65175cac93 |
15 | 364a24ba18 |
hex | 1e9e665841 |
131506526273 has 16 divisors (see below), whose sum is σ = 135086889600. Its totient is φ = 127974487680.
The previous prime is 131506526251. The next prime is 131506526321. The reversal of 131506526273 is 372625605131.
It is a cyclic number.
It is not a de Polignac number, because 131506526273 - 234 = 114326657089 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 131506526273.
It is not an unprimeable number, because it can be changed into a prime (131506526573) 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, 7084238 + ... + 7102776.
It is an arithmetic number, because the mean of its divisors is an integer number (8442930600).
Almost surely, 2131506526273 is an apocalyptic number.
It is an amenable number.
131506526273 is a deficient number, since it is larger than the sum of its proper divisors (3580363327).
131506526273 is a wasteful number, since it uses less digits than its factorization.
131506526273 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19832.
The product of its (nonzero) digits is 226800, while the sum is 41.
The spelling of 131506526273 in words is "one hundred thirty-one billion, five hundred six million, five hundred twenty-six thousand, two hundred seventy-three".
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