Base | Representation |
---|---|
bin | 111101001011001100… |
… | …1110100101011110000 |
3 | 110120002120021220021020 |
4 | 1322112121310223300 |
5 | 4123022311330142 |
6 | 140203541455440 |
7 | 12330346504014 |
oct | 1722631645360 |
9 | 416076256236 |
10 | 131372370672 |
11 | 50795307574 |
12 | 21564411580 |
13 | c5082cb39a |
14 | 6503868544 |
15 | 363d59bcec |
hex | 1e96674af0 |
131372370672 has 40 divisors (see below), whose sum is σ = 339684784080. Its totient is φ = 43751285760.
The previous prime is 131372370637. The next prime is 131372370677. The reversal of 131372370672 is 276073273131.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131372370677) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1180729 + ... + 1287192.
It is an arithmetic number, because the mean of its divisors is an integer number (8492119602).
Almost surely, 2131372370672 is an apocalyptic number.
131372370672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
131372370672 is an abundant number, since it is smaller than the sum of its proper divisors (208312413408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131372370672 is a wasteful number, since it uses less digits than its factorization.
131372370672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2469041 (or 2469035 counting only the distinct ones).
The product of its (nonzero) digits is 222264, while the sum is 42.
The spelling of 131372370672 in words is "one hundred thirty-one billion, three hundred seventy-two million, three hundred seventy thousand, six hundred seventy-two".
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