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130178896 = 2423353747
BaseRepresentation
bin1111100001001…
…01111101010000
3100001221202212121
413300211331100
5231311211041
620530104024
73140334211
oct760457520
9301852777
10130178896
1167534371
123771b014
1320c7c043
1413409408
15b6667d1
hex7c25f50

130178896 has 20 divisors (see below), whose sum is σ = 263188512. Its totient is φ = 62259296.

The previous prime is 130178879. The next prime is 130178927. The reversal of 130178896 is 698871031.

130178896 = T3353 + T3354 + ... + T3375.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176506 + ... + 177241.

Almost surely, 2130178896 is an apocalyptic number.

130178896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

130178896 is an abundant number, since it is smaller than the sum of its proper divisors (133009616).

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

130178896 is a wasteful number, since it uses less digits than its factorization.

130178896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353778 (or 353772 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 43.

The square root of 130178896 is about 11409.5966624592. The cubic root of 130178896 is about 506.8119674067.

The spelling of 130178896 in words is "one hundred thirty million, one hundred seventy-eight thousand, eight hundred ninety-six".

Divisors: 1 2 4 8 16 23 46 92 184 368 353747 707494 1414988 2829976 5659952 8136181 16272362 32544724 65089448 130178896