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11680864042752 = 28335331885657
BaseRepresentation
bin1010100111111010100111…
…0000000111111100000000
31112100200100111110201122000
42221332221300013330000
53012334402143332002
640502040450544000
72313625462102122
oct251765160077400
945320314421560
1011680864042752
1137a3910261703
1213879b5898000
13669668200368
142c54dd231212
15153ca57bd61c
hexa9fa9c07f00

11680864042752 has 144 divisors (see below), whose sum is σ = 35194113874080. Its totient is φ = 3820156674048.

The previous prime is 11680864042709. The next prime is 11680864042781. The reversal of 11680864042752 is 25724046808611.

11680864042752 is a `hidden beast` number, since 1 + 16 + 80 + 86 + 4 + 0 + 427 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15576493 + ... + 16309164.

It is an arithmetic number, because the mean of its divisors is an integer number (244403568570).

Almost surely, 211680864042752 is an apocalyptic number.

11680864042752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11680864042752 is an abundant number, since it is smaller than the sum of its proper divisors (23513249831328).

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

11680864042752 is an equidigital number, since it uses as much as digits as its factorization.

11680864042752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31885735 (or 31885715 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 54.

The spelling of 11680864042752 in words is "eleven trillion, six hundred eighty billion, eight hundred sixty-four million, forty-two thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 53 54 64 72 96 106 108 128 144 159 192 212 216 256 288 318 384 424 432 477 576 636 768 848 864 954 1152 1272 1431 1696 1728 1908 2304 2544 2862 3392 3456 3816 5088 5724 6784 6912 7632 10176 11448 13568 15264 20352 22896 30528 40704 45792 61056 91584 122112 183168 366336 31885657 63771314 95656971 127542628 191313942 255085256 286970913 382627884 510170512 573941826 765255768 860912739 1020341024 1147883652 1530511536 1689939821 1721825478 2040682048 2295767304 3061023072 3379879642 3443650956 4081364096 4591534608 5069819463 6122046144 6759759284 6887301912 8162728192 9183069216 10139638926 12244092288 13519518568 13774603824 15209458389 18366138432 20279277852 24488184576 27039037136 27549207648 30418916778 36732276864 40558555704 45628375167 54078074272 55098415296 60837833556 73464553728 81117111408 91256750334 108156148544 110196830592 121675667112 162234222816 182513500668 216312297088 220393661184 243351334224 324468445632 365027001336 432624594176 486702668448 648936891264 730054002672 973405336896 1297873782528 1460108005344 1946810673792 2920216010688 3893621347584 5840432021376 11680864042752