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130874473 = 7311711531
BaseRepresentation
bin1111100110011…
…11110001101001
3100010021010000201
413303033301221
5232000440343
620553032201
73146262142
oct763176151
9303233021
10130874473
1167969a24
12379b5661
1321163822
141354aac9
15b75294d
hex7ccfc69

130874473 has 8 divisors (see below), whose sum is σ = 132867296. Its totient is φ = 128887200.

The previous prime is 130874459. The next prime is 130874479. The reversal of 130874473 is 374478031.

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 130874473 - 29 = 130873961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130874479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84718 + ... + 86248.

It is an arithmetic number, because the mean of its divisors is an integer number (16608412).

Almost surely, 2130874473 is an apocalyptic number.

It is an amenable number.

130874473 is a deficient number, since it is larger than the sum of its proper divisors (1992823).

130874473 is a wasteful number, since it uses less digits than its factorization.

130874473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775.

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 130874473 is about 11440.0381555308. The cubic root of 130874473 is about 507.7130369800.

The spelling of 130874473 in words is "one hundred thirty million, eight hundred seventy-four thousand, four hundred seventy-three".

Divisors: 1 73 1171 1531 85483 111763 1792801 130874473