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130727616 = 263680873
BaseRepresentation
bin1111100101010…
…11111011000000
3100002222122120120
413302223323000
5231431240431
620545540240
73145111035
oct762537300
9302878516
10130727616
1167879658
1237944680
1321111a26
141350d38c
15b724196
hex7cabec0

130727616 has 28 divisors (see below), whose sum is σ = 345883992. Its totient is φ = 43575808.

The previous prime is 130727609. The next prime is 130727629. The reversal of 130727616 is 616727031.

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, 340245 + ... + 340628.

Almost surely, 2130727616 is an apocalyptic number.

130727616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

130727616 is an abundant number, since it is smaller than the sum of its proper divisors (215156376).

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

130727616 is an equidigital number, since it uses as much as digits as its factorization.

130727616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680888 (or 680878 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 130727616 is about 11433.6178001541. The cubic root of 130727616 is about 507.5230607428.

The spelling of 130727616 in words is "one hundred thirty million, seven hundred twenty-seven thousand, six hundred sixteen".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 192 680873 1361746 2042619 2723492 4085238 5446984 8170476 10893968 16340952 21787936 32681904 43575872 65363808 130727616