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130678106 = 2136417841
BaseRepresentation
bin1111100100111…
…11110101011010
3100002220010122212
413302133311122
5231423144411
620544515122
73144513506
oct762376532
9302803585
10130678106
1167845439
123791baa2
13210c5330
14134d9306
15b71468b
hex7c9fd5a

130678106 has 16 divisors (see below), whose sum is σ = 211451688. Its totient is φ = 60211200.

The previous prime is 130678069. The next prime is 130678123. The reversal of 130678106 is 601876031.

It can be written as a sum of positive squares in 4 ways, for example, as 107972881 + 22705225 = 10391^2 + 4765^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12746 + ... + 20586.

Almost surely, 2130678106 is an apocalyptic number.

130678106 is a deficient number, since it is larger than the sum of its proper divisors (80773582).

130678106 is a wasteful number, since it uses less digits than its factorization.

130678106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8497.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 130678106 is about 11431.4524886385. The cubic root of 130678106 is about 507.4589818580.

The spelling of 130678106 in words is "one hundred thirty million, six hundred seventy-eight thousand, one hundred six".

Divisors: 1 2 13 26 641 1282 7841 8333 15682 16666 101933 203866 5026081 10052162 65339053 130678106