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68383107 = 3213584471
BaseRepresentation
bin1000001001101…
…11000110000011
311202200012222200
410010313012003
5120001224412
610441404243
71460150442
oct404670603
9152605880
1068383107
1135667271
121aa99683
13112238a0
149120d59
15600b9dc
hex4137183

68383107 has 12 divisors (see below), whose sum is σ = 106373904. Its totient is φ = 42081840.

The previous prime is 68383097. The next prime is 68383123. The reversal of 68383107 is 70138386.

It is not a de Polignac number, because 68383107 - 28 = 68382851 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68383127) 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 11 ways as a sum of consecutive naturals, for example, 292119 + ... + 292352.

It is an arithmetic number, because the mean of its divisors is an integer number (8864492).

Almost surely, 268383107 is an apocalyptic number.

68383107 is a deficient number, since it is larger than the sum of its proper divisors (37990797).

68383107 is a wasteful number, since it uses less digits than its factorization.

68383107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584490 (or 584487 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 68383107 is about 8269.4078989974. The cubic root of 68383107 is about 408.9305999898.

The spelling of 68383107 in words is "sixty-eight million, three hundred eighty-three thousand, one hundred seven".

Divisors: 1 3 9 13 39 117 584471 1753413 5260239 7598123 22794369 68383107