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130041648 = 243211531549
BaseRepresentation
bin1111100000001…
…00011100110000
3100001200210121100
413300010130300
5231242313043
620523124400
73136223112
oct760043460
9301623540
10130041648
1167450240
1237673700
1320c31729
14133b13b2
15b63acd3
hex7c04730

130041648 has 120 divisors (see below), whose sum is σ = 404773200. Its totient is φ = 38638080.

The previous prime is 130041629. The next prime is 130041677. The reversal of 130041648 is 846140031.

130041648 is a `hidden beast` number, since 13 + 0 + 0 + 4 + 1 + 648 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83178 + ... + 84726.

It is an arithmetic number, because the mean of its divisors is an integer number (3373110).

Almost surely, 2130041648 is an apocalyptic number.

130041648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130041648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202386600).

130041648 is an abundant number, since it is smaller than the sum of its proper divisors (274731552).

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

130041648 is a wasteful number, since it uses less digits than its factorization.

130041648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627 (or 1618 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 130041648 is about 11403.5804903548. The cubic root of 130041648 is about 506.6337936505.

Adding to 130041648 its reverse (846140031), we get a palindrome (976181679).

The spelling of 130041648 in words is "one hundred thirty million, forty-one thousand, six hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 11 12 16 18 22 24 33 36 44 48 53 66 72 88 99 106 132 144 159 176 198 212 264 318 396 424 477 528 583 636 792 848 954 1166 1272 1549 1584 1749 1908 2332 2544 3098 3498 3816 4647 4664 5247 6196 6996 7632 9294 9328 10494 12392 13941 13992 17039 18588 20988 24784 27882 27984 34078 37176 41976 51117 55764 68156 74352 82097 83952 102234 111528 136312 153351 164194 204468 223056 246291 272624 306702 328388 408936 492582 613404 656776 738873 817872 903067 985164 1226808 1313552 1477746 1806134 1970328 2453616 2709201 2955492 3612268 3940656 5418402 5910984 7224536 8127603 10836804 11821968 14449072 16255206 21673608 32510412 43347216 65020824 130041648