Base | Representation |
---|---|
bin | 111100100110001101… |
… | …1101111100101001101 |
3 | 110102220002010000202212 |
4 | 1321030123233211031 |
5 | 4113002112010302 |
6 | 135440450400205 |
7 | 12254530211225 |
oct | 1711433574515 |
9 | 412802100685 |
10 | 130131360077 |
11 | 5020883a984 |
12 | 21278890065 |
13 | c36b1783a4 |
14 | 6426b01085 |
15 | 35b9660052 |
hex | 1e4c6ef94d |
130131360077 has 4 divisors (see below), whose sum is σ = 130289479200. Its totient is φ = 129973240956.
The previous prime is 130131360059. The next prime is 130131360097. The reversal of 130131360077 is 770063131031.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 130131360077 - 28 = 130131359821 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130131360097) 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, 79058327 + ... + 79059972.
It is an arithmetic number, because the mean of its divisors is an integer number (32572369800).
Almost surely, 2130131360077 is an apocalyptic number.
It is an amenable number.
130131360077 is a deficient number, since it is larger than the sum of its proper divisors (158119123).
130131360077 is an equidigital number, since it uses as much as digits as its factorization.
130131360077 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 158119122.
The product of its (nonzero) digits is 7938, while the sum is 32.
The spelling of 130131360077 in words is "one hundred thirty billion, one hundred thirty-one million, three hundred sixty thousand, seventy-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •