Base | Representation |
---|---|
bin | 11101110101101011000011… |
… | …010000011011000011001000 |
3 | 122012122121222021022210102002 |
4 | 131311223003100123003020 |
5 | 114200100013343433300 |
6 | 1143035002545330132 |
7 | 36433115012235230 |
oct | 3565530320330310 |
9 | 565577867283362 |
10 | 131231706624200 |
11 | 388a6066205376 |
12 | 12875701036948 |
13 | 582c134990690 |
14 | 245991165ccc0 |
15 | 1028987b1e5d5 |
hex | 775ac341b0c8 |
131231706624200 has 192 divisors, whose sum is σ = 378481468968960. Its totient is φ = 41205642347520.
The previous prime is 131231706624157. The next prime is 131231706624203. The reversal of 131231706624200 is 2426607132131.
It is not an unprimeable number, because it can be changed into a prime (131231706624203) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26076527 + ... + 30699326.
It is an arithmetic number, because the mean of its divisors is an integer number (1971257650880).
Almost surely, 2131231706624200 is an apocalyptic number.
131231706624200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131231706624200 is an abundant number, since it is smaller than the sum of its proper divisors (247249762344760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131231706624200 is a wasteful number, since it uses less digits than its factorization.
131231706624200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56776016 (or 56776007 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 38.
The spelling of 131231706624200 in words is "one hundred thirty-one trillion, two hundred thirty-one billion, seven hundred six million, six hundred twenty-four thousand, two hundred".
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