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130039 = 7131429
BaseRepresentation
bin11111101111110111
320121101021
4133233313
513130124
62442011
71051060
oct375767
9217337
10130039
1189778
1263307
1347260
1435567
15287e4
hex1fbf7

130039 has 8 divisors (see below), whose sum is σ = 160160. Its totient is φ = 102816.

The previous prime is 130027. The next prime is 130043. The reversal of 130039 is 930031.

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 130039 - 29 = 129527 is a prime.

130039 is a modest number, since divided by 39 gives 13 as remainder.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130069) 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, 624 + ... + 805.

It is an arithmetic number, because the mean of its divisors is an integer number (20020).

2130039 is an apocalyptic number.

130039 is a deficient number, since it is larger than the sum of its proper divisors (30121).

130039 is a wasteful number, since it uses less digits than its factorization.

130039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 130039 is about 360.6092067599. The cubic root of 130039 is about 50.6630354815.

The spelling of 130039 in words is "one hundred thirty thousand, thirty-nine".

Divisors: 1 7 13 91 1429 10003 18577 130039