Base | Representation |
---|---|
bin | 1111101010101… |
… | …11011010101011 |
3 | 100011022100010222 |
4 | 13311113122223 |
5 | 232121230214 |
6 | 21013000255 |
7 | 3154065005 |
oct | 765273253 |
9 | 304270128 |
10 | 131430059 |
11 | 68209392 |
12 | 3802308b |
13 | 212c9687 |
14 | 13653375 |
15 | b81238e |
hex | 7d576ab |
131430059 has 8 divisors (see below), whose sum is σ = 139125360. Its totient is φ = 123945696.
The previous prime is 131430041. The next prime is 131430083. The reversal of 131430059 is 950034131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131430059 - 28 = 131429803 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131433059) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51452 + ... + 53945.
It is an arithmetic number, because the mean of its divisors is an integer number (17390670).
Almost surely, 2131430059 is an apocalyptic number.
131430059 is a deficient number, since it is larger than the sum of its proper divisors (7695301).
131430059 is a wasteful number, since it uses less digits than its factorization.
131430059 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105469.
The product of its (nonzero) digits is 1620, while the sum is 26.
The square root of 131430059 is about 11464.2949630581. The cubic root of 131430059 is about 508.4304675320.
The spelling of 131430059 in words is "one hundred thirty-one million, four hundred thirty thousand, fifty-nine".
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