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130627448 = 2377929527
BaseRepresentation
bin1111100100100…
…11011101111000
3100002210120011122
413302103131320
5231420034243
620543444412
73144213020
oct762233570
9302716148
10130627448
1167810376
12378b6708
13210a8263
14134c4a80
15b704668
hex7c93778

130627448 has 32 divisors (see below), whose sum is σ = 283468800. Its totient is φ = 55272672.

The previous prime is 130627447. The next prime is 130627477. The reversal of 130627448 is 844726031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130627447) 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, 10340 + ... + 19187.

It is an arithmetic number, because the mean of its divisors is an integer number (8858400).

Almost surely, 2130627448 is an apocalyptic number.

It is an amenable number.

130627448 is an abundant number, since it is smaller than the sum of its proper divisors (152841352).

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

130627448 is a wasteful number, since it uses less digits than its factorization.

130627448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29619 (or 29615 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 130627448 is about 11429.2365449316. The cubic root of 130627448 is about 507.3934004065.

The spelling of 130627448 in words is "one hundred thirty million, six hundred twenty-seven thousand, four hundred forty-eight".

Divisors: 1 2 4 7 8 14 28 56 79 158 316 553 632 1106 2212 4424 29527 59054 118108 206689 236216 413378 826756 1653512 2332633 4665266 9330532 16328431 18661064 32656862 65313724 130627448