Base | Representation |
---|---|
bin | 111110111100101001… |
… | …1101101010110110110 |
3 | 110220220212111122122121 |
4 | 1331321103231112312 |
5 | 4203321333231310 |
6 | 142033411150154 |
7 | 12523603130440 |
oct | 1757123552666 |
9 | 426825448577 |
10 | 135179195830 |
11 | 5236914a668 |
12 | 222472a535a |
13 | c993bb5253 |
14 | 6785295490 |
15 | 37b28b50da |
hex | 1f794ed5b6 |
135179195830 has 48 divisors (see below), whose sum is σ = 281474684064. Its totient is φ = 45788590080.
The previous prime is 135179195777. The next prime is 135179195869. The reversal of 135179195830 is 38591971531.
It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.
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, 342070 + ... + 622390.
It is an arithmetic number, because the mean of its divisors is an integer number (5864055918).
Almost surely, 2135179195830 is an apocalyptic number.
135179195830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
135179195830 is an abundant number, since it is smaller than the sum of its proper divisors (146295488234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
135179195830 is an equidigital number, since it uses as much as digits as its factorization.
135179195830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280501 (or 280418 counting only the distinct ones).
The product of its (nonzero) digits is 1020600, while the sum is 52.
The spelling of 135179195830 in words is "one hundred thirty-five billion, one hundred seventy-nine million, one hundred ninety-five thousand, eight hundred thirty".
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