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168004371084 = 2231154113671721
BaseRepresentation
bin1001110001110111010…
…1110100001010001100
3121001122111212022220020
42130131311310022030
510223033104333314
6205102524422140
715065206410024
oct2343565641214
9531574768806
10168004371084
11652830a6680
12286883a7950
1312ac5680484
1481ba9d8a84
15458454cda9
hex271dd7428c

168004371084 has 96 divisors (see below), whose sum is σ = 429000509952. Its totient is φ = 50749632000.

The previous prime is 168004371083. The next prime is 168004371121. The reversal of 168004371084 is 480173400861.

168004371084 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (168004371083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97619344 + ... + 97621064.

It is an arithmetic number, because the mean of its divisors is an integer number (4468755312).

Almost surely, 2168004371084 is an apocalyptic number.

It is an amenable number.

168004371084 is an abundant number, since it is smaller than the sum of its proper divisors (260996138868).

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

168004371084 is a wasteful number, since it uses less digits than its factorization.

168004371084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3647 (or 3645 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 42.

The spelling of 168004371084 in words is "one hundred sixty-eight billion, four million, three hundred seventy-one thousand, eighty-four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 541 1082 1367 1623 1721 2164 2734 3246 3442 4101 5163 5468 5951 6492 6884 8202 10326 11902 15037 16404 17853 18931 20652 23804 30074 35706 37862 45111 56793 60148 71412 75724 90222 113586 180444 227172 739547 931061 1479094 1862122 2218641 2352607 2793183 2958188 3724244 4437282 4705214 5586366 7057821 8135017 8874564 9410428 10241671 11172732 14115642 16270034 20483342 24405051 25878677 28231284 30725013 32540068 40966684 48810102 51757354 61450026 77636031 97620204 103514708 122900052 155272062 310544124 1272760387 2545520774 3818281161 5091041548 7636562322 14000364257 15273124644 28000728514 42001092771 56001457028 84002185542 168004371084