Base | Representation |
---|---|
bin | 1111100110110… |
… | …00101000110001 |
3 | 100010022221211000 |
4 | 13303120220301 |
5 | 232003121034 |
6 | 20553512213 |
7 | 3146503023 |
oct | 763305061 |
9 | 303287730 |
10 | 130910769 |
11 | 67994220 |
12 | 37a12669 |
13 | 211771c2 |
14 | 1355a013 |
15 | b75d599 |
hex | 7cd8a31 |
130910769 has 32 divisors (see below), whose sum is σ = 212313600. Its totient is φ = 79062480.
The previous prime is 130910753. The next prime is 130910783. The reversal of 130910769 is 967019031.
It is not a de Polignac number, because 130910769 - 24 = 130910753 is a prime.
It is a super-2 number, since 2×1309107692 = 34275258880342722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (130910749) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111982 + ... + 113144.
It is an arithmetic number, because the mean of its divisors is an integer number (6634800).
Almost surely, 2130910769 is an apocalyptic number.
It is an amenable number.
130910769 is a deficient number, since it is larger than the sum of its proper divisors (81402831).
130910769 is a wasteful number, since it uses less digits than its factorization.
130910769 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1562 (or 1556 counting only the distinct ones).
The product of its (nonzero) digits is 10206, while the sum is 36.
The square root of 130910769 is about 11441.6244039035. The cubic root of 130910769 is about 507.7599680804.
The spelling of 130910769 in words is "one hundred thirty million, nine hundred ten thousand, seven hundred sixty-nine".
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