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68108294 = 234054147
BaseRepresentation
bin1000000111101…
…00000000000110
311202011021000102
410003310000012
5114413431134
610431444102
71454624312
oct403640006
9152137012
1068108294
1135499851
121a986632
1311158787
14908cb42
155ea537e
hex40f4006

68108294 has 4 divisors (see below), whose sum is σ = 102162444. Its totient is φ = 34054146.

The previous prime is 68108291. The next prime is 68108297. The reversal of 68108294 is 49280186.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (68108291) and next prime (68108297).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68108291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17027072 + ... + 17027075.

It is an arithmetic number, because the mean of its divisors is an integer number (25540611).

Almost surely, 268108294 is an apocalyptic number.

68108294 is a deficient number, since it is larger than the sum of its proper divisors (34054150).

68108294 is a wasteful number, since it uses less digits than its factorization.

68108294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34054149.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 68108294 is about 8252.7749272593. The cubic root of 68108294 is about 408.3820711319.

The spelling of 68108294 in words is "sixty-eight million, one hundred eight thousand, two hundred ninety-four".

Divisors: 1 2 34054147 68108294