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68032095 = 357096397
BaseRepresentation
bin1000000111000…
…01011001011111
311202000101111020
410003201121133
5114404011340
610430055223
71454156205
oct403413137
9152011436
1068032095
113544757a
121a94a513
131112cba1
14906d075
155e8c9d0
hex40e165f

68032095 has 16 divisors (see below), whose sum is σ = 109021920. Its totient is φ = 36226944.

The previous prime is 68032087. The next prime is 68032109. The reversal of 68032095 is 59023086.

It is a happy number.

It is not a de Polignac number, because 68032095 - 23 = 68032087 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 15 ways as a sum of consecutive naturals, for example, 7437 + ... + 13833.

It is an arithmetic number, because the mean of its divisors is an integer number (6813870).

Almost surely, 268032095 is an apocalyptic number.

68032095 is a deficient number, since it is larger than the sum of its proper divisors (40989825).

68032095 is a wasteful number, since it uses less digits than its factorization.

68032095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7114.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 68032095 is about 8248.1570668847. The cubic root of 68032095 is about 408.2297161308.

Subtracting from 68032095 its reverse (59023086), we obtain a palindrome (9009009).

The spelling of 68032095 in words is "sixty-eight million, thirty-two thousand, ninety-five".

Divisors: 1 3 5 15 709 2127 3545 6397 10635 19191 31985 95955 4535473 13606419 22677365 68032095