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131330059 = 718761437
BaseRepresentation
bin1111101001111…
…11000000001011
3100011010020222021
413310333000023
5232110030214
621010505311
73153200320
oct764770013
9304106867
10131330059
1168150243
1237b95237
1321292cc3
1413628b47
15b7e2924
hex7d3f00b

131330059 has 4 divisors (see below), whose sum is σ = 150091504. Its totient is φ = 112568616.

The previous prime is 131330053. The next prime is 131330063. The reversal of 131330059 is 950033131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131330059 - 225 = 97775627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131330053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9380712 + ... + 9380725.

It is an arithmetic number, because the mean of its divisors is an integer number (37522876).

Almost surely, 2131330059 is an apocalyptic number.

131330059 is a deficient number, since it is larger than the sum of its proper divisors (18761445).

131330059 is an equidigital number, since it uses as much as digits as its factorization.

131330059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18761444.

The product of its (nonzero) digits is 1215, while the sum is 25.

The square root of 131330059 is about 11459.9327659459. The cubic root of 131330059 is about 508.3014865175.

The spelling of 131330059 in words is "one hundred thirty-one million, three hundred thirty thousand, fifty-nine".

Divisors: 1 7 18761437 131330059