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131241039 = 351798447
BaseRepresentation
bin1111101001010…
…01010001001111
3100010221201212020
413310221101033
5232044203124
621004541223
73152346636
oct764512117
9303851766
10131241039
116809a376
1237b51813
1321261627
141360451d
15b7c6379
hex7d2944f

131241039 has 8 divisors (see below), whose sum is σ = 175042560. Its totient is φ = 87466776.

The previous prime is 131241029. The next prime is 131241049. The reversal of 131241039 is 930142131.

It is an interprime number because it is at equal distance from previous prime (131241029) and next prime (131241049).

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

It is not a de Polignac number, because 131241039 - 213 = 131232847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131241029) 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, 11314 + ... + 19760.

It is an arithmetic number, because the mean of its divisors is an integer number (21880320).

Almost surely, 2131241039 is an apocalyptic number.

131241039 is a deficient number, since it is larger than the sum of its proper divisors (43801521).

131241039 is an equidigital number, since it uses as much as digits as its factorization.

131241039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13629.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 131241039 is about 11456.0481406111. The cubic root of 131241039 is about 508.1866125217.

The spelling of 131241039 in words is "one hundred thirty-one million, two hundred forty-one thousand, thirty-nine".

Divisors: 1 3 5179 8447 15537 25341 43747013 131241039