Base | Representation |
---|---|
bin | 111100111001101011… |
… | …000111011100001100 |
3 | 20020210021210112210200 |
4 | 330321223013130030 |
5 | 2032410340112140 |
6 | 50012443533500 |
7 | 4503322535664 |
oct | 747153073414 |
9 | 206707715720 |
10 | 65392113420 |
11 | 25807163747 |
12 | 1080b82a290 |
13 | 62218c874a |
14 | 3244a651a4 |
15 | 1a7ad11030 |
hex | f39ac770c |
65392113420 has 72 divisors (see below), whose sum is σ = 208795881840. Its totient is φ = 16520112000.
The previous prime is 65392113379. The next prime is 65392113463. The reversal of 65392113420 is 2431129356.
65392113420 is a `hidden beast` number, since 6 + 539 + 2 + 113 + 4 + 2 + 0 = 666.
It is a super-2 number, since 2×653921134202 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9556831 + ... + 9563670.
Almost surely, 265392113420 is an apocalyptic number.
65392113420 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
65392113420 is an abundant number, since it is smaller than the sum of its proper divisors (143403768420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65392113420 is a wasteful number, since it uses less digits than its factorization.
65392113420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19120535 (or 19120530 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 36.
The spelling of 65392113420 in words is "sixty-five billion, three hundred ninety-two million, one hundred thirteen thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •