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68232895 = 519718241
BaseRepresentation
bin1000001000100…
…10011010111111
311202101120221021
410010102122333
5114431423040
610434245011
71455653503
oct404223277
9152346837
1068232895
1135574425
121aa26767
13111a03c3
1490c2303
155ecc24a
hex41126bf

68232895 has 8 divisors (see below), whose sum is σ = 86189040. Its totient is φ = 51713280.

The previous prime is 68232869. The next prime is 68232919. The reversal of 68232895 is 59823286.

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

It is not a de Polignac number, because 68232895 - 223 = 59844287 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 359026 + ... + 359215.

It is an arithmetic number, because the mean of its divisors is an integer number (10773630).

Almost surely, 268232895 is an apocalyptic number.

68232895 is a deficient number, since it is larger than the sum of its proper divisors (17956145).

68232895 is a wasteful number, since it uses less digits than its factorization.

68232895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718265.

The product of its digits is 207360, while the sum is 43.

The square root of 68232895 is about 8260.3205143626. The cubic root of 68232895 is about 408.6309581738.

The spelling of 68232895 in words is "sixty-eight million, two hundred thirty-two thousand, eight hundred ninety-five".

Divisors: 1 5 19 95 718241 3591205 13646579 68232895