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130272968 = 23721917491
BaseRepresentation
bin1111100001111…
…00111011001000
3100002010112220202
413300330323020
5231322213333
620532111332
73141205400
oct760747310
9302115822
10130272968
1167599011
1237765548
1320cb2ac7
1413431800
15b6845e8
hex7c3cec8

130272968 has 48 divisors (see below), whose sum is σ = 299113200. Its totient is φ = 52889760.

The previous prime is 130272913. The next prime is 130272971. The reversal of 130272968 is 869272031.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1298 + ... + 16193.

It is an arithmetic number, because the mean of its divisors is an integer number (6231525).

Almost surely, 2130272968 is an apocalyptic number.

It is an amenable number.

130272968 is an abundant number, since it is smaller than the sum of its proper divisors (168840232).

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

130272968 is a wasteful number, since it uses less digits than its factorization.

130272968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17530 (or 17519 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 130272968 is about 11413.7184125069. The cubic root of 130272968 is about 506.9340182591.

The spelling of 130272968 in words is "one hundred thirty million, two hundred seventy-two thousand, nine hundred sixty-eight".

Divisors: 1 2 4 7 8 14 19 28 38 49 56 76 98 133 152 196 266 392 532 931 1064 1862 3724 7448 17491 34982 69964 122437 139928 244874 332329 489748 664658 857059 979496 1329316 1714118 2326303 2658632 3428236 4652606 6856472 9305212 16284121 18610424 32568242 65136484 130272968