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130272954 = 23711327449
BaseRepresentation
bin1111100001111…
…00111010111010
3100002010112220020
413300330322322
5231322213304
620532111310
73141205350
oct760747272
9302115806
10130272954
1167598aa9
1237765536
1320cb2ab6
14134317d0
15b6845d9
hex7c3ceba

130272954 has 32 divisors (see below), whose sum is σ = 300412800. Its totient is φ = 36890112.

The previous prime is 130272913. The next prime is 130272971. The reversal of 130272954 is 459272031.

It is a super-2 number, since 2×1302729542 = 33942085087772232, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 8979 + ... + 18470.

It is an arithmetic number, because the mean of its divisors is an integer number (9387900).

Almost surely, 2130272954 is an apocalyptic number.

130272954 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

130272954 is an abundant number, since it is smaller than the sum of its proper divisors (170139846).

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

130272954 is a wasteful number, since it uses less digits than its factorization.

130272954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27574.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 130272954 is about 11413.7177992099. The cubic root of 130272954 is about 506.9340000996.

The spelling of 130272954 in words is "one hundred thirty million, two hundred seventy-two thousand, nine hundred fifty-four".

Divisors: 1 2 3 6 7 14 21 42 113 226 339 678 791 1582 2373 4746 27449 54898 82347 164694 192143 384286 576429 1152858 3101737 6203474 9305211 18610422 21712159 43424318 65136477 130272954