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130162136 = 23134912549
BaseRepresentation
bin1111100001000…
…01110111011000
3100001220220212212
413300201313120
5231310142021
620525454252
73140234306
oct760416730
9301826785
10130162136
1167522815
1237711388
1320c74520
1413403276
15b66185b
hex7c21dd8

130162136 has 32 divisors (see below), whose sum is σ = 263466000. Its totient is φ = 59928960.

The previous prime is 130162133. The next prime is 130162157. The reversal of 130162136 is 631261031.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130162133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49790 + ... + 52338.

Almost surely, 2130162136 is an apocalyptic number.

It is an amenable number.

130162136 is an abundant number, since it is smaller than the sum of its proper divisors (133303864).

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

130162136 is a wasteful number, since it uses less digits than its factorization.

130162136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3059 (or 3055 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 130162136 is about 11408.8621693839. The cubic root of 130162136 is about 506.7902164845.

The spelling of 130162136 in words is "one hundred thirty million, one hundred sixty-two thousand, one hundred thirty-six".

Divisors: 1 2 4 8 13 26 52 104 491 982 1964 2549 3928 5098 6383 10196 12766 20392 25532 33137 51064 66274 132548 265096 1251559 2503118 5006236 10012472 16270267 32540534 65081068 130162136