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68323319175 = 3521753586917
BaseRepresentation
bin111111101000011000…
…110001110110000111
320112100120101020011210
4333220120301312013
52104411232203200
651215353502503
74636054426236
oct775030616607
9215316336153
1068323319175
1126a80806a41
12112a9411a33
13659ac74217
143442080b1d
151b9d316650
hexfe8631d87

68323319175 has 24 divisors (see below), whose sum is σ = 119606000976. Its totient is φ = 34295626240.

The previous prime is 68323319171. The next prime is 68323319177. The reversal of 68323319175 is 57191332386.

It is not a de Polignac number, because 68323319175 - 22 = 68323319171 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68323319171) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26792184 + ... + 26794733.

It is an arithmetic number, because the mean of its divisors is an integer number (4983583374).

Almost surely, 268323319175 is an apocalyptic number.

68323319175 is a deficient number, since it is larger than the sum of its proper divisors (51282681801).

68323319175 is a wasteful number, since it uses less digits than its factorization.

68323319175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53586947 (or 53586942 counting only the distinct ones).

The product of its digits is 816480, while the sum is 48.

The spelling of 68323319175 in words is "sixty-eight billion, three hundred twenty-three million, three hundred nineteen thousand, one hundred seventy-five".

Divisors: 1 3 5 15 17 25 51 75 85 255 425 1275 53586917 160760751 267934585 803803755 910977589 1339672925 2732932767 4019018775 4554887945 13664663835 22774439725 68323319175