Base | Representation |
---|---|
bin | 1111100111001… |
… | …11010110110011 |
3 | 100010110000111222 |
4 | 13303213112303 |
5 | 232012033214 |
6 | 20555055255 |
7 | 3150143552 |
oct | 763472663 |
9 | 303400458 |
10 | 130971059 |
11 | 67a2554a |
12 | 37a4152b |
13 | 2119878b |
14 | 13573d99 |
15 | b77138e |
hex | 7ce75b3 |
130971059 has 4 divisors (see below), whose sum is σ = 131013840. Its totient is φ = 130928280.
The previous prime is 130971053. The next prime is 130971067. The reversal of 130971059 is 950179031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 950179031 = 199 ⋅4774769.
It is a cyclic number.
It is not a de Polignac number, because 130971059 - 224 = 114193843 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130971053) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16412 + ... + 23049.
It is an arithmetic number, because the mean of its divisors is an integer number (32753460).
Almost surely, 2130971059 is an apocalyptic number.
130971059 is a deficient number, since it is larger than the sum of its proper divisors (42781).
130971059 is an equidigital number, since it uses as much as digits as its factorization.
130971059 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42780.
The product of its (nonzero) digits is 8505, while the sum is 35.
The square root of 130971059 is about 11444.2587789686. The cubic root of 130971059 is about 507.8379045007.
The spelling of 130971059 in words is "one hundred thirty million, nine hundred seventy-one thousand, fifty-nine".
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