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68462833 = 1959157389
BaseRepresentation
bin1000001010010…
…10100011110001
311202211021100111
410011022203301
5120011302313
610443221321
71460632045
oct405124361
9152737314
1068462833
113571115a
121ab17841
1311250c6a
149142025
15602543d
hex414a8f1

68462833 has 16 divisors (see below), whose sum is σ = 73944000. Its totient is φ = 63191232.

The previous prime is 68462813. The next prime is 68462843. The reversal of 68462833 is 33826486.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-68462833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68462813) 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 15 ways as a sum of consecutive naturals, for example, 175803 + ... + 176191.

It is an arithmetic number, because the mean of its divisors is an integer number (4621500).

Almost surely, 268462833 is an apocalyptic number.

It is an amenable number.

68462833 is a deficient number, since it is larger than the sum of its proper divisors (5481167).

68462833 is a wasteful number, since it uses less digits than its factorization.

68462833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624.

The product of its digits is 165888, while the sum is 40.

The square root of 68462833 is about 8274.2270333851. The cubic root of 68462833 is about 409.0894586151.

The spelling of 68462833 in words is "sixty-eight million, four hundred sixty-two thousand, eight hundred thirty-three".

Divisors: 1 19 59 157 389 1121 2983 7391 9263 22951 61073 175997 436069 1160387 3603307 68462833