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68830944533676 = 22331360378120737
BaseRepresentation
bin11111010011001111100111…
…11111111001110010101100
3100000201011200212111211211000
433221213303333321302230
533010211233300034201
6402220255511400300
720332604654104233
oct1751476377716254
9300634625454730
1068830944533676
111aa28048852206
127877a94083090
132c539653a0a70
1412dd614db5b1a
157e56b680ad86
hex3e99f3ff9cac

68830944533676 has 96 divisors (see below), whose sum is σ = 192209422892480. Its totient is φ = 21175241398272.

The previous prime is 68830944533599. The next prime is 68830944533773. The reversal of 68830944533676 is 67633544903886.

68830944533676 is a `hidden beast` number, since 6 + 8 + 83 + 0 + 9 + 4 + 4 + 533 + 6 + 7 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4415580 + ... + 12536316.

Almost surely, 268830944533676 is an apocalyptic number.

It is an amenable number.

68830944533676 is an abundant number, since it is smaller than the sum of its proper divisors (123378478358804).

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

68830944533676 is a wasteful number, since it uses less digits than its factorization.

68830944533676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8126800 (or 8126792 counting only the distinct ones).

The product of its (nonzero) digits is 1881169920, while the sum is 72.

The spelling of 68830944533676 in words is "sixty-eight trillion, eight hundred thirty billion, nine hundred forty-four million, five hundred thirty-three thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 108 117 156 234 351 468 702 1404 6037 12074 18111 24148 36222 54333 72444 78481 108666 156962 162999 217332 235443 313924 325998 470886 651996 706329 941772 1412658 2118987 2825316 4237974 8120737 8475948 16241474 24362211 32482948 48724422 73086633 97448844 105569581 146173266 211139162 219259899 292346532 316708743 422278324 438519798 633417486 877039596 950126229 1266834972 1900252458 2850378687 3800504916 5700757374 11401514748 49024889269 98049778538 147074667807 196099557076 294149335614 441224003421 588298671228 637323560497 882448006842 1274647120994 1323672010263 1764896013684 1911970681491 2549294241988 2647344020526 3823941362982 5294688041052 5735912044473 7647882725964 11471824088946 17207736133419 22943648177892 34415472266838 68830944533676