Base | Representation |
---|---|
bin | 1111101001011… |
… | …01111101011101 |
3 | 100010222201012212 |
4 | 13310231331131 |
5 | 232100312003 |
6 | 21005210205 |
7 | 3152456645 |
oct | 764557535 |
9 | 303881185 |
10 | 131260253 |
11 | 68102853 |
12 | 37b60965 |
13 | 2126a2b7 |
14 | 1360b525 |
15 | b7cbdd8 |
hex | 7d2df5d |
131260253 has 8 divisors (see below), whose sum is σ = 132480768. Its totient is φ = 130045824.
The previous prime is 131260249. The next prime is 131260271. The reversal of 131260253 is 352062131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131260253 - 22 = 131260249 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131269253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49325 + ... + 51917.
It is an arithmetic number, because the mean of its divisors is an integer number (16560096).
Almost surely, 2131260253 is an apocalyptic number.
It is an amenable number.
131260253 is a deficient number, since it is larger than the sum of its proper divisors (1220515).
131260253 is a wasteful number, since it uses less digits than its factorization.
131260253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3043.
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 131260253 is about 11456.8867062566. The cubic root of 131260253 is about 508.2114112208.
The spelling of 131260253 in words is "one hundred thirty-one million, two hundred sixty thousand, two hundred fifty-three".
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