Base | Representation |
---|---|
bin | 1111100110110… |
… | …00001100011111 |
3 | 100010022212022222 |
4 | 13303120030133 |
5 | 232003041314 |
6 | 20553455555 |
7 | 3146464526 |
oct | 763301437 |
9 | 303285288 |
10 | 130908959 |
11 | 67992925 |
12 | 37a115bb |
13 | 2117642c |
14 | 135594bd |
15 | b75cc8e |
hex | 7cd831f |
130908959 has 8 divisors (see below), whose sum is σ = 141559488. Its totient is φ = 120586240.
The previous prime is 130908937. The next prime is 130908961. The reversal of 130908959 is 959809031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130908959 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130908979) 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, 81122 + ... + 82719.
It is an arithmetic number, because the mean of its divisors is an integer number (17694936).
Almost surely, 2130908959 is an apocalyptic number.
130908959 is a deficient number, since it is larger than the sum of its proper divisors (10650529).
130908959 is a wasteful number, since it uses less digits than its factorization.
130908959 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163905.
The product of its (nonzero) digits is 87480, while the sum is 44.
The square root of 130908959 is about 11441.5453064698. The cubic root of 130908959 is about 507.7576279373.
The spelling of 130908959 in words is "one hundred thirty million, nine hundred eight thousand, nine hundred fifty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •