Base | Representation |
---|---|
bin | 1111101000100… |
… | …11110011010111 |
3 | 100010210021020122 |
4 | 13310103303113 |
5 | 232033344421 |
6 | 21003022155 |
7 | 3151532405 |
oct | 764236327 |
9 | 303707218 |
10 | 131153111 |
11 | 6803a301 |
12 | 37b0a95b |
13 | 212305bb |
14 | 135c0475 |
15 | b7aa2ab |
hex | 7d13cd7 |
131153111 has 16 divisors (see below), whose sum is σ = 137401920. Its totient is φ = 125099520.
The previous prime is 131153083. The next prime is 131153119. The reversal of 131153111 is 111351131.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 131153111 - 218 = 130890967 is a prime.
It is a super-2 number, since 2×1311531112 = 34402277049956642, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 131153111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131153119) 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 15 ways as a sum of consecutive naturals, for example, 365150 + ... + 365508.
It is an arithmetic number, because the mean of its divisors is an integer number (8587620).
Almost surely, 2131153111 is an apocalyptic number.
131153111 is a deficient number, since it is larger than the sum of its proper divisors (6248809).
131153111 is a wasteful number, since it uses less digits than its factorization.
131153111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 586.
The product of its digits is 45, while the sum is 17.
The square root of 131153111 is about 11452.2098740811. The cubic root of 131153111 is about 508.0730966694.
The spelling of 131153111 in words is "one hundred thirty-one million, one hundred fifty-three thousand, one hundred eleven".
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