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130579006 = 21731229541
BaseRepresentation
bin1111100100001…
…11101000111110
3100002201002201111
413302013220332
5231412012011
620542432234
73143621545
oct762075076
9302632644
10130579006
1167787a38
123789267a
132108c1ac
14134b115c
15b6e5121
hex7c87a3e

130579006 has 32 divisors (see below), whose sum is σ = 215412480. Its totient is φ = 59097600.

The previous prime is 130578997. The next prime is 130579013. The reversal of 130579006 is 600975031.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241096 + ... + 241636.

It is an arithmetic number, because the mean of its divisors is an integer number (6731640).

Almost surely, 2130579006 is an apocalyptic number.

130579006 is a deficient number, since it is larger than the sum of its proper divisors (84833474).

130579006 is a wasteful number, since it uses less digits than its factorization.

130579006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 130579006 is about 11427.1171342557. The cubic root of 130579006 is about 507.3306719105.

The spelling of 130579006 in words is "one hundred thirty million, five hundred seventy-nine thousand, six".

Divisors: 1 2 17 31 34 62 229 458 527 541 1054 1082 3893 7099 7786 9197 14198 16771 18394 33542 120683 123889 241366 247778 285107 570214 2106113 3840559 4212226 7681118 65289503 130579006