Base | Representation |
---|---|
bin | 1111100101111… |
… | …00110101101011 |
3 | 100010010011121220 |
4 | 13302330311223 |
5 | 231441000112 |
6 | 20551233123 |
7 | 3145520043 |
oct | 762746553 |
9 | 303104556 |
10 | 130796907 |
11 | 6791671a |
12 | 379787a3 |
13 | 21137427 |
14 | 1352a723 |
15 | b73998c |
hex | 7cbcd6b |
130796907 has 16 divisors (see below), whose sum is σ = 176781312. Its totient is φ = 86012640.
The previous prime is 130796899. The next prime is 130796909. The reversal of 130796907 is 709697031.
It is not a de Polignac number, because 130796907 - 23 = 130796899 is a prime.
It is not an unprimeable number, because it can be changed into a prime (130796909) 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, 88182 + ... + 89652.
It is an arithmetic number, because the mean of its divisors is an integer number (11048832).
Almost surely, 2130796907 is an apocalyptic number.
130796907 is a deficient number, since it is larger than the sum of its proper divisors (45984405).
130796907 is a wasteful number, since it uses less digits than its factorization.
130796907 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1858.
The product of its (nonzero) digits is 71442, while the sum is 42.
The square root of 130796907 is about 11436.6475420029. The cubic root of 130796907 is about 507.6127142530.
The spelling of 130796907 in words is "one hundred thirty million, seven hundred ninety-six thousand, nine hundred seven".
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