Base | Representation |
---|---|
bin | 1111101000111… |
… | …11110010011100 |
3 | 100010212202120220 |
4 | 13310133302130 |
5 | 232041432304 |
6 | 21004041340 |
7 | 3152125500 |
oct | 764376234 |
9 | 303782526 |
10 | 131202204 |
11 | 68073181 |
12 | 37b33250 |
13 | 21249a53 |
14 | 135d4300 |
15 | b7b9ad9 |
hex | 7d1fc9c |
131202204 has 36 divisors (see below), whose sum is σ = 356121864. Its totient is φ = 37486176.
The previous prime is 131202187. The next prime is 131202263. The reversal of 131202204 is 402202131.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110979 + ... + 112154.
It is an arithmetic number, because the mean of its divisors is an integer number (9892274).
Almost surely, 2131202204 is an apocalyptic number.
131202204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
131202204 is an abundant number, since it is smaller than the sum of its proper divisors (224919660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131202204 is a wasteful number, since it uses less digits than its factorization.
131202204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 223154 (or 223145 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 131202204 is about 11454.3530589903. The cubic root of 131202204 is about 508.1364824349.
Adding to 131202204 its reverse (402202131), we get a palindrome (533404335).
The spelling of 131202204 in words is "one hundred thirty-one million, two hundred two thousand, two hundred four".
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