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130727276 = 221391911231
BaseRepresentation
bin1111100101010…
…11110101101100
3100002222122002222
413302223311230
5231431233101
620545534512
73145110041
oct762536554
9302878088
10130727276
1167879379
1237944438
1321111824
141350d1c8
15b72401b
hex7cabd6c

130727276 has 24 divisors (see below), whose sum is σ = 231813120. Its totient is φ = 64501200.

The previous prime is 130727269. The next prime is 130727281. The reversal of 130727276 is 672727031.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105581 + ... + 106811.

It is an arithmetic number, because the mean of its divisors is an integer number (9658880).

Almost surely, 2130727276 is an apocalyptic number.

It is an amenable number.

130727276 is a deficient number, since it is larger than the sum of its proper divisors (101085844).

130727276 is a wasteful number, since it uses less digits than its factorization.

130727276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565 (or 1563 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 35.

The square root of 130727276 is about 11433.6029317097. The cubic root of 130727276 is about 507.5226207491.

The spelling of 130727276 in words is "one hundred thirty million, seven hundred twenty-seven thousand, two hundred seventy-six".

Divisors: 1 2 4 139 191 278 382 556 764 1231 2462 4924 26549 53098 106196 171109 235121 342218 470242 684436 940484 32681819 65363638 130727276