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68360030 = 256836003
BaseRepresentation
bin1000001001100…
…01011101011110
311202122001022222
410010301131132
5120000010110
610441105342
71460023244
oct404613536
9152561288
1068360030
11356509a2
121aa88252
131121622b
149116794
156004c55
hex413175e

68360030 has 8 divisors (see below), whose sum is σ = 123048072. Its totient is φ = 27344008.

The previous prime is 68360029. The next prime is 68360051. The reversal of 68360030 is 3006386.

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

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 3 ways as a sum of consecutive naturals, for example, 3417992 + ... + 3418011.

It is an arithmetic number, because the mean of its divisors is an integer number (15381009).

Almost surely, 268360030 is an apocalyptic number.

68360030 is a deficient number, since it is larger than the sum of its proper divisors (54688042).

68360030 is a wasteful number, since it uses less digits than its factorization.

68360030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6836010.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 68360030 is about 8268.0124576587. The cubic root of 68360030 is about 408.8845947037.

The spelling of 68360030 in words is "sixty-eight million, three hundred sixty thousand, thirty".

Divisors: 1 2 5 10 6836003 13672006 34180015 68360030