Base | Representation |
---|---|
bin | 111101011001011000… |
… | …0000101010100010100 |
3 | 110121022201012202011211 |
4 | 1322302300011110110 |
5 | 4130011034434040 |
6 | 140323051311204 |
7 | 12345213144136 |
oct | 1726260052424 |
9 | 417281182154 |
10 | 131847968020 |
11 | 50a0981692a |
12 | 2167774b504 |
13 | c5829bb132 |
14 | 654aaab056 |
15 | 366a1e48ea |
hex | 1eb2c05514 |
131847968020 has 12 divisors (see below), whose sum is σ = 276880732884. Its totient is φ = 52739187200.
The previous prime is 131847968017. The next prime is 131847968069. The reversal of 131847968020 is 20869748131.
It can be written as a sum of positive squares in 2 ways, for example, as 14848397316 + 116999570704 = 121854^2 + 342052^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3296199181 + ... + 3296199220.
It is an arithmetic number, because the mean of its divisors is an integer number (23073394407).
Almost surely, 2131847968020 is an apocalyptic number.
131847968020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131847968020 is an abundant number, since it is smaller than the sum of its proper divisors (145032764864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131847968020 is a wasteful number, since it uses less digits than its factorization.
131847968020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6592398410 (or 6592398408 counting only the distinct ones).
The product of its (nonzero) digits is 580608, while the sum is 49.
The spelling of 131847968020 in words is "one hundred thirty-one billion, eight hundred forty-seven million, nine hundred sixty-eight thousand, twenty".
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