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130674042 = 23223813049
BaseRepresentation
bin1111100100111…
…10110101111010
3100002212221002100
413302132311322
5231423032132
620544444230
73144465612
oct762366572
9302787070
10130674042
1167842384
1237919676
13210c3525
14134d7a42
15b71337c
hex7c9ed7a

130674042 has 24 divisors (see below), whose sum is σ = 283338900. Its totient is φ = 43525440.

The previous prime is 130674031. The next prime is 130674067. The reversal of 130674042 is 240476031.

It can be written as a sum of positive squares in 2 ways, for example, as 88566921 + 42107121 = 9411^2 + 6489^2 .

It is a junction number, because it is equal to n+sod(n) for n = 130673997 and 130674015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41334 + ... + 44382.

Almost surely, 2130674042 is an apocalyptic number.

130674042 is an abundant number, since it is smaller than the sum of its proper divisors (152664858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130674042 is a wasteful number, since it uses less digits than its factorization.

130674042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5438 (or 5435 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 130674042 is about 11431.2747320673. The cubic root of 130674042 is about 507.4537212607.

The spelling of 130674042 in words is "one hundred thirty million, six hundred seventy-four thousand, forty-two".

Divisors: 1 2 3 6 9 18 2381 3049 4762 6098 7143 9147 14286 18294 21429 27441 42858 54882 7259669 14519338 21779007 43558014 65337021 130674042