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130051429 = 1271317817
BaseRepresentation
bin1111100000001…
…10110101100101
3100001201022000121
413300012311211
5231243121204
620523241541
73136263454
oct760066545
9301638017
10130051429
1167457622
12376792b1
1320c36011
14133b4b9b
15b63db54
hex7c06d65

130051429 has 8 divisors (see below), whose sum is σ = 132092928. Its totient is φ = 128026080.

The previous prime is 130051387. The next prime is 130051433. The reversal of 130051429 is 924150031.

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 130051429 - 213 = 130043237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130051829) 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, 12729 + ... + 20545.

It is an arithmetic number, because the mean of its divisors is an integer number (16511616).

Almost surely, 2130051429 is an apocalyptic number.

It is an amenable number.

130051429 is a deficient number, since it is larger than the sum of its proper divisors (2041499).

130051429 is a wasteful number, since it uses less digits than its factorization.

130051429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8075.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 130051429 is about 11404.0093388247. The cubic root of 130051429 is about 506.6464953785.

The spelling of 130051429 in words is "one hundred thirty million, fifty-one thousand, four hundred twenty-nine".

Divisors: 1 127 131 7817 16637 992759 1024027 130051429