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68710174 = 2132642699
BaseRepresentation
bin1000001100001…
…10111100011110
311210021211122021
410012012330132
5120042211144
610452410354
71463012131
oct406067436
9153254567
1068710174
113586aa75
121b0169ba
1311309710
1491a8218
156073884
hex4186f1e

68710174 has 8 divisors (see below), whose sum is σ = 110993400. Its totient is φ = 31712376.

The previous prime is 68710133. The next prime is 68710181. The reversal of 68710174 is 47101786.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×687101742 = 9442176022220552, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1321324 + ... + 1321375.

It is an arithmetic number, because the mean of its divisors is an integer number (13874175).

Almost surely, 268710174 is an apocalyptic number.

68710174 is a deficient number, since it is larger than the sum of its proper divisors (42283226).

68710174 is a wasteful number, since it uses less digits than its factorization.

68710174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2642714.

The product of its (nonzero) digits is 9408, while the sum is 34.

The square root of 68710174 is about 8289.1600298221. The cubic root of 68710174 is about 409.5815162901.

The spelling of 68710174 in words is "sixty-eight million, seven hundred ten thousand, one hundred seventy-four".

Divisors: 1 2 13 26 2642699 5285398 34355087 68710174