Base | Representation |
---|---|
bin | 111100100011001000… |
… | …0010100000110010111 |
3 | 110102121212001120202010 |
4 | 1321012100110012113 |
5 | 4112244042410011 |
6 | 135422304515303 |
7 | 12252131135133 |
oct | 1710620240627 |
9 | 412555046663 |
10 | 130027700631 |
11 | 5016527a014 |
12 | 2124a01bb33 |
13 | c35285303a |
14 | 641703a3c3 |
15 | 35b04d61a6 |
hex | 1e46414197 |
130027700631 has 4 divisors (see below), whose sum is σ = 173370267512. Its totient is φ = 86685133752.
The previous prime is 130027700611. The next prime is 130027700687. The reversal of 130027700631 is 136007720031.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 130027700631 - 26 = 130027700567 is a prime.
It is a super-2 number, since 2×1300277006312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130027700611) 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, 21671283436 + ... + 21671283441.
It is an arithmetic number, because the mean of its divisors is an integer number (43342566878).
Almost surely, 2130027700631 is an apocalyptic number.
130027700631 is a deficient number, since it is larger than the sum of its proper divisors (43342566881).
130027700631 is an equidigital number, since it uses as much as digits as its factorization.
130027700631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43342566880.
The product of its (nonzero) digits is 5292, while the sum is 30.
The spelling of 130027700631 in words is "one hundred thirty billion, twenty-seven million, seven hundred thousand, six hundred thirty-one".
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