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7868682834074 = 2174147919016199
BaseRepresentation
bin111001010000001001000…
…0010111001000010011010
31000212020110000222012021022
41302200102002321002122
52012410030301142244
624422453433242442
71441331203345046
oct162402202710232
930766400865238
107868682834074
1125640a9361927
12a71005b63422
13451023b8420a
141d2bbc2a5026
15d9a386706ee
hex728120b909a

7868682834074 has 64 divisors (see below), whose sum is σ = 12837678336000. Its totient is φ = 3602575104000.

The previous prime is 7868682834073. The next prime is 7868682834079. The reversal of 7868682834074 is 4704382868687.

It is a Smith number, since the sum of its digits (71) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 7868682833989 and 7868682834007.

It is not an unprimeable number, because it can be changed into a prime (7868682834073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1269344027 + ... + 1269350225.

It is an arithmetic number, because the mean of its divisors is an integer number (200588724000).

Almost surely, 27868682834074 is an apocalyptic number.

7868682834074 is a deficient number, since it is larger than the sum of its proper divisors (4968995501926).

7868682834074 is a wasteful number, since it uses less digits than its factorization.

7868682834074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8639.

The product of its (nonzero) digits is 693633024, while the sum is 71.

The spelling of 7868682834074 in words is "seven trillion, eight hundred sixty-eight billion, six hundred eighty-two million, eight hundred thirty-four thousand, seventy-four".

Divisors: 1 2 17 34 41 82 479 697 958 1394 1901 3802 6199 8143 12398 16286 19639 32317 39278 64634 77941 105383 155882 210766 254159 333863 508318 667726 910579 1324997 1821158 2649994 2969321 4320703 5938642 8641406 11784299 15479843 23568598 30959686 37333739 50478457 74667478 100956914 121742161 200333083 243484322 400666166 483156259 634673563 966312518 1269347126 2069616737 4139233474 5644679221 8213656403 11289358442 16427312806 95959546757 191919093514 231431848061 462863696122 3934341417037 7868682834074