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131483147 = 7313713147
BaseRepresentation
bin1111101011001…
…00011000001011
3100011102000222012
413311210120023
5232124430042
621014050135
73154405535
oct765443013
9304360865
10131483147
1168245264
123804994b
13213178a3
1413668855
15b822e82
hex7d6460b

131483147 has 8 divisors (see below), whose sum is σ = 134267376. Its totient is φ = 128725632.

The previous prime is 131483137. The next prime is 131483153. The reversal of 131483147 is 741384131.

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 131483147 - 28 = 131482891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131483137) 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, 3428 + ... + 16574.

It is an arithmetic number, because the mean of its divisors is an integer number (16783422).

Almost surely, 2131483147 is an apocalyptic number.

131483147 is a deficient number, since it is larger than the sum of its proper divisors (2784229).

131483147 is a wasteful number, since it uses less digits than its factorization.

131483147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13357.

The product of its digits is 8064, while the sum is 32.

The square root of 131483147 is about 11466.6100919147. The cubic root of 131483147 is about 508.4989143888.

The spelling of 131483147 in words is "one hundred thirty-one million, four hundred eighty-three thousand, one hundred forty-seven".

Divisors: 1 73 137 10001 13147 959731 1801139 131483147