Base | Representation |
---|---|
bin | 111101000100000001… |
… | …0001110100101101100 |
3 | 110112110202200110101002 |
4 | 1322020002032211230 |
5 | 4122024103214200 |
6 | 140124010535432 |
7 | 12321361460423 |
oct | 1721002164554 |
9 | 415422613332 |
10 | 131131304300 |
11 | 50681225867 |
12 | 214b7737578 |
13 | c49a396069 |
14 | 64bd8362ba |
15 | 362732ebd5 |
hex | 1e8808e96c |
131131304300 has 18 divisors (see below), whose sum is σ = 284554930548. Its totient is φ = 52452521680.
The previous prime is 131131304281. The next prime is 131131304321. The reversal of 131131304300 is 3403131131.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 655656422 + ... + 655656621.
Almost surely, 2131131304300 is an apocalyptic number.
131131304300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131131304300 is an abundant number, since it is smaller than the sum of its proper divisors (153423626248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131131304300 is a wasteful number, since it uses less digits than its factorization.
131131304300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1311313057 (or 1311313050 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 131131304300 its reverse (3403131131), we get a palindrome (134534435431).
The spelling of 131131304300 in words is "one hundred thirty-one billion, one hundred thirty-one million, three hundred four thousand, three hundred".
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