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68427654 = 2314976541
BaseRepresentation
bin1000001010000…
…01111110000110
311202202111002120
410011001332012
5120004141104
610442350410
71460424351
oct405017606
9152674076
1068427654
1135697789
121aabb406
131123ac49
149133298
156019cd9
hex4141f86

68427654 has 16 divisors (see below), whose sum is σ = 137775600. Its totient is φ = 22655840.

The previous prime is 68427643. The next prime is 68427659. The reversal of 68427654 is 45672486.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68427659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37377 + ... + 39164.

It is an arithmetic number, because the mean of its divisors is an integer number (8610975).

Almost surely, 268427654 is an apocalyptic number.

68427654 is an abundant number, since it is smaller than the sum of its proper divisors (69347946).

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

68427654 is a wasteful number, since it uses less digits than its factorization.

68427654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76695.

The product of its digits is 322560, while the sum is 42.

The square root of 68427654 is about 8272.1009423241. The cubic root of 68427654 is about 409.0193776525.

The spelling of 68427654 in words is "sixty-eight million, four hundred twenty-seven thousand, six hundred fifty-four".

Divisors: 1 2 3 6 149 298 447 894 76541 153082 229623 459246 11404609 22809218 34213827 68427654