Base | Representation |
---|---|
bin | 111100110110110101… |
… | …1011000100101011000 |
3 | 110111022221121120111220 |
4 | 1321231223120211120 |
5 | 4120122402431222 |
6 | 140012053052040 |
7 | 12304412043330 |
oct | 1715553304530 |
9 | 414287546456 |
10 | 130689108312 |
11 | 5047465a434 |
12 | 213b3627020 |
13 | c42989c529 |
14 | 647ac0a0c0 |
15 | 35ed5d3b5c |
hex | 1e6dad8958 |
130689108312 has 64 divisors (see below), whose sum is σ = 389632135680. Its totient is φ = 35716276992.
The previous prime is 130689108301. The next prime is 130689108323. The reversal of 130689108312 is 213801986031.
It is an interprime number because it is at equal distance from previous prime (130689108301) and next prime (130689108323).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16907253 + ... + 16914980.
It is an arithmetic number, because the mean of its divisors is an integer number (6088002120).
Almost surely, 2130689108312 is an apocalyptic number.
130689108312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
130689108312 is an abundant number, since it is smaller than the sum of its proper divisors (258943027368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130689108312 is a wasteful number, since it uses less digits than its factorization.
130689108312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33822272 (or 33822268 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 42.
The spelling of 130689108312 in words is "one hundred thirty billion, six hundred eighty-nine million, one hundred eight thousand, three hundred twelve".
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