Base | Representation |
---|---|
bin | 1111100010101… |
… | …01000111110110 |
3 | 100002022120212210 |
4 | 13301111013312 |
5 | 231333401321 |
6 | 20534154250 |
7 | 3142100355 |
oct | 761250766 |
9 | 302276783 |
10 | 130372086 |
11 | 67656529 |
12 | 377b2986 |
13 | 21018c60 |
14 | 1345999c |
15 | b6a3b76 |
hex | 7c551f6 |
130372086 has 16 divisors (see below), whose sum is σ = 280801584. Its totient is φ = 40114464.
The previous prime is 130372069. The next prime is 130372093. The reversal of 130372086 is 680273031.
It is a plaindrome in base 14.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 835641 + ... + 835796.
It is an arithmetic number, because the mean of its divisors is an integer number (17550099).
Almost surely, 2130372086 is an apocalyptic number.
130372086 is an abundant number, since it is smaller than the sum of its proper divisors (150429498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130372086 is a wasteful number, since it uses less digits than its factorization.
130372086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1671455.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 130372086 is about 11418.0596425137. The cubic root of 130372086 is about 507.0625523388.
The spelling of 130372086 in words is "one hundred thirty million, three hundred seventy-two thousand, eighty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.279 sec. • engine limits •