Base | Representation |
---|---|
bin | 1111101001011… |
… | …11101010110100 |
3 | 100011000001211002 |
4 | 13310233222310 |
5 | 232101023002 |
6 | 21005302432 |
7 | 3152516234 |
oct | 764575264 |
9 | 304001732 |
10 | 131267252 |
11 | 68108036 |
12 | 37b64a18 |
13 | 2127053c |
14 | 1360dcc4 |
15 | b7ce002 |
hex | 7d2fab4 |
131267252 has 6 divisors (see below), whose sum is σ = 229717698. Its totient is φ = 65633624.
The previous prime is 131267249. The next prime is 131267263. The reversal of 131267252 is 252762131.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 111429136 + 19838116 = 10556^2 + 4454^2 .
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 as a sum of consecutive naturals, namely, 16408403 + ... + 16408410.
It is an arithmetic number, because the mean of its divisors is an integer number (38286283).
Almost surely, 2131267252 is an apocalyptic number.
It is an amenable number.
131267252 is a deficient number, since it is larger than the sum of its proper divisors (98450446).
131267252 is a wasteful number, since it uses less digits than its factorization.
131267252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32816817 (or 32816815 counting only the distinct ones).
The product of its digits is 5040, while the sum is 29.
The square root of 131267252 is about 11457.1921516574. The cubic root of 131267252 is about 508.2204439334.
The spelling of 131267252 in words is "one hundred thirty-one million, two hundred sixty-seven thousand, two hundred fifty-two".
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