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68805007127174 = 21743794991193837
BaseRepresentation
bin11111010010011111010100…
…00000100011001010000110
3100000121200202020201002000202
433221033222000203022012
533004300123311032144
6402200330043010502
720330666134560263
oct1751175200431206
9300550666632022
1068805007127174
111aa1804886486a
127872a55809a32
132c513908a4956
1412dc27433626a
157e4b996bd64e
hex3e93ea023286

68805007127174 has 64 divisors (see below), whose sum is σ = 113462363520000. Its totient is φ = 31162901672448.

The previous prime is 68805007127137. The next prime is 68805007127189. The reversal of 68805007127174 is 47172170050886.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57036584 + ... + 58230420.

It is an arithmetic number, because the mean of its divisors is an integer number (1772849430000).

Almost surely, 268805007127174 is an apocalyptic number.

68805007127174 is a deficient number, since it is larger than the sum of its proper divisors (44657356392826).

68805007127174 is a wasteful number, since it uses less digits than its factorization.

68805007127174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194477.

The product of its (nonzero) digits is 5268480, while the sum is 56.

The spelling of 68805007127174 in words is "sixty-eight trillion, eight hundred five billion, seven million, one hundred twenty-seven thousand, one hundred seventy-four".

Divisors: 1 2 17 34 43 79 86 158 499 731 998 1343 1462 2686 3397 6794 8483 16966 21457 39421 42914 57749 78842 115498 364769 670157 729538 1193837 1340314 1695103 2387674 3390206 20295229 28816751 40590458 51334991 57633502 94313123 102669982 188626246 595724663 872694847 1191449326 1603323091 1745389694 3206646182 4055464289 8110928578 10127319271 20254638542 25616160509 47062248377 51232321018 68942892913 94124496754 137885785826 435474728653 800058222409 870949457306 1600116444818 2023676680211 4047353360422 34402503563587 68805007127174