Base | Representation |
---|---|
bin | 111100101000111110… |
… | …0100001001010111000 |
3 | 110110010112010101110200 |
4 | 1321101330201022320 |
5 | 4113144300303010 |
6 | 135453552442200 |
7 | 12260032233633 |
oct | 1712174411270 |
9 | 413115111420 |
10 | 130223837880 |
11 | 50255a63914 |
12 | 212a3849360 |
13 | c384387096 |
14 | 64350d4c1a |
15 | 35c282acc0 |
hex | 1e51f212b8 |
130223837880 has 96 divisors (see below), whose sum is σ = 424233257760. Its totient is φ = 34643831040.
The previous prime is 130223837867. The next prime is 130223837897. The reversal of 130223837880 is 88738322031.
130223837880 is a `hidden beast` number, since 1 + 302 + 238 + 37 + 8 + 80 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
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, 278052 + ... + 581171.
It is an arithmetic number, because the mean of its divisors is an integer number (4419096435).
Almost surely, 2130223837880 is an apocalyptic number.
130223837880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130223837880 is an abundant number, since it is smaller than the sum of its proper divisors (294009419880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130223837880 is a wasteful number, since it uses less digits than its factorization.
130223837880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 859661 (or 859654 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 45.
The spelling of 130223837880 in words is "one hundred thirty billion, two hundred twenty-three million, eight hundred thirty-seven thousand, eight hundred eighty".
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