Base | Representation |
---|---|
bin | 11101111100011111010111… |
… | …100111100110001100000000 |
3 | 122021022102020100122211200221 |
4 | 131330133113213212030000 |
5 | 114230234002104204340 |
6 | 1144034123025352424 |
7 | 36512011502422651 |
oct | 3574372747461400 |
9 | 567272210584627 |
10 | 131700199678720 |
11 | 38a66817335352 |
12 | 1293046a498714 |
13 | 586437749193a |
14 | 2474476247528 |
15 | 1035c576ab44a |
hex | 77c7d79e6300 |
131700199678720 has 144 divisors (see below), whose sum is σ = 319505513160960. Its totient is φ = 52006879232000.
The previous prime is 131700199678637. The next prime is 131700199678739. The reversal of 131700199678720 is 27876991007131.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72120945 + ... + 73924495.
It is an arithmetic number, because the mean of its divisors is an integer number (2218788285840).
Almost surely, 2131700199678720 is an apocalyptic number.
131700199678720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 131700199678720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159752756580480).
131700199678720 is an abundant number, since it is smaller than the sum of its proper divisors (187805313482240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131700199678720 is an equidigital number, since it uses as much as digits as its factorization.
131700199678720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1804302 (or 1804288 counting only the distinct ones).
The product of its (nonzero) digits is 8001504, while the sum is 61.
The spelling of 131700199678720 in words is "one hundred thirty-one trillion, seven hundred billion, one hundred ninety-nine million, six hundred seventy-eight thousand, seven hundred twenty".
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