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68662175 = 525475021
BaseRepresentation
bin1000001011110…
…11001110011111
311210012101210112
410011323032133
5120034142200
610451400235
71462422161
oct405731637
9153171715
1068662175
11358379aa
121abb307b
13112c090a
149194931
156064535
hex417b39f

68662175 has 12 divisors (see below), whose sum is σ = 85313736. Its totient is φ = 54818400.

The previous prime is 68662163. The next prime is 68662273. The reversal of 68662175 is 57126686.

It is not a de Polignac number, because 68662175 - 214 = 68645791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11165 + ... + 16185.

It is an arithmetic number, because the mean of its divisors is an integer number (7109478).

Almost surely, 268662175 is an apocalyptic number.

68662175 is a deficient number, since it is larger than the sum of its proper divisors (16651561).

68662175 is a wasteful number, since it uses less digits than its factorization.

68662175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5578 (or 5573 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 68662175 is about 8286.2642366751. The cubic root of 68662175 is about 409.4861200205.

The spelling of 68662175 in words is "sixty-eight million, six hundred sixty-two thousand, one hundred seventy-five".

Divisors: 1 5 25 547 2735 5021 13675 25105 125525 2746487 13732435 68662175