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131425341 = 3101433747
BaseRepresentation
bin1111101010101…
…10010000111101
3100011022002200020
413311112100331
5232121102331
621012522353
73154045155
oct765262075
9304262606
10131425341
1168205893
12380203b9
13212c7498
1413651765
15b810c96
hex7d5643d

131425341 has 8 divisors (see below), whose sum is σ = 176969184. Its totient is φ = 86749200.

The previous prime is 131425339. The next prime is 131425363. The reversal of 131425341 is 143524131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131425341 - 21 = 131425339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131425141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216571 + ... + 217176.

It is an arithmetic number, because the mean of its divisors is an integer number (22121148).

Almost surely, 2131425341 is an apocalyptic number.

It is an amenable number.

131425341 is a deficient number, since it is larger than the sum of its proper divisors (45543843).

131425341 is a wasteful number, since it uses less digits than its factorization.

131425341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433851.

The product of its digits is 1440, while the sum is 24.

The square root of 131425341 is about 11464.0891919070. The cubic root of 131425341 is about 508.4243836786.

Adding to 131425341 its reverse (143524131), we get a palindrome (274949472).

The spelling of 131425341 in words is "one hundred thirty-one million, four hundred twenty-five thousand, three hundred forty-one".

Divisors: 1 3 101 303 433747 1301241 43808447 131425341