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68014349 = 139115743
BaseRepresentation
bin1000000110111…
…01000100001101
311201222111010222
410003131010031
5114402424344
610425441125
71454053364
oct403350415
9151874128
1068014349
1135435207
121a9401a5
1311124aa0
1490667db
155e875ee
hex40dd10d

68014349 has 8 divisors (see below), whose sum is σ = 73339392. Its totient is φ = 62702640.

The previous prime is 68014291. The next prime is 68014369. The reversal of 68014349 is 94341086.

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

It is a de Polignac number, because none of the positive numbers 2k-68014349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68014369) 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 7 ways as a sum of consecutive naturals, for example, 8972 + ... + 14714.

It is an arithmetic number, because the mean of its divisors is an integer number (9167424).

Almost surely, 268014349 is an apocalyptic number.

It is an amenable number.

68014349 is a deficient number, since it is larger than the sum of its proper divisors (5325043).

68014349 is a wasteful number, since it uses less digits than its factorization.

68014349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6667.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 68014349 is about 8247.0812412635. The cubic root of 68014349 is about 408.1942178143.

The spelling of 68014349 in words is "sixty-eight million, fourteen thousand, three hundred forty-nine".

Divisors: 1 13 911 5743 11843 74659 5231873 68014349