Base | Representation |
---|---|
bin | 111100101000110111… |
… | …1000100101001111010 |
3 | 110110010021111022112100 |
4 | 1321101233010221322 |
5 | 4113142400010320 |
6 | 135453345124230 |
7 | 12256660253631 |
oct | 1712157045172 |
9 | 413107438470 |
10 | 130220313210 |
11 | 50253a76769 |
12 | 212a2629676 |
13 | c383721990 |
14 | 6434858518 |
15 | 35c2381790 |
hex | 1e51bc4a7a |
130220313210 has 48 divisors (see below), whose sum is σ = 364616880264. Its totient is φ = 32054230656.
The previous prime is 130220313193. The next prime is 130220313229. The reversal of 130220313210 is 12313022031.
130220313210 is a `hidden beast` number, since 130 + 220 + 313 + 2 + 1 + 0 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 118489473729 + 11730839481 = 344223^2 + 108309^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 55648537 + ... + 55650876.
Almost surely, 2130220313210 is an apocalyptic number.
130220313210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130220313210 is an abundant number, since it is smaller than the sum of its proper divisors (234396567054).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130220313210 is a wasteful number, since it uses less digits than its factorization.
130220313210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111299439 (or 111299436 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 130220313210 its reverse (12313022031), we get a palindrome (142533335241).
The spelling of 130220313210 in words is "one hundred thirty billion, two hundred twenty million, three hundred thirteen thousand, two hundred ten".
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