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130676438 = 2157416167
BaseRepresentation
bin1111100100111…
…11011011010110
3100002220001101002
413302133123112
5231423121223
620544503302
73144505604
oct762373326
9302801332
10130676438
1167844162
123791ab32
13210c4649
14134d8874
15b713e28
hex7c9f6d6

130676438 has 8 divisors (see below), whose sum is σ = 197263632. Its totient is φ = 64921896.

The previous prime is 130676437. The next prime is 130676449. The reversal of 130676438 is 834676031.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130676437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207770 + ... + 208397.

It is an arithmetic number, because the mean of its divisors is an integer number (24657954).

Almost surely, 2130676438 is an apocalyptic number.

130676438 is a deficient number, since it is larger than the sum of its proper divisors (66587194).

130676438 is a wasteful number, since it uses less digits than its factorization.

130676438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416326.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 130676438 is about 11431.3795317976. The cubic root of 130676438 is about 507.4568227481.

The spelling of 130676438 in words is "one hundred thirty million, six hundred seventy-six thousand, four hundred thirty-eight".

Divisors: 1 2 157 314 416167 832334 65338219 130676438