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68014973 = 1313074003
BaseRepresentation
bin1000000110111…
…01001101111101
311201222112000002
410003131031331
5114402434343
610425444045
71454055245
oct403351575
9151875002
1068014973
1135435724
121a940625
1311125160
149066b25
155e878b8
hex40dd37d

68014973 has 8 divisors (see below), whose sum is σ = 73321248. Its totient is φ = 62719344.

The previous prime is 68014951. The next prime is 68015033. The reversal of 68014973 is 37941086.

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

It is a cyclic number.

It is not a de Polignac number, because 68014973 - 28 = 68014717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68014073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14990 + ... + 18992.

It is an arithmetic number, because the mean of its divisors is an integer number (9165156).

Almost surely, 268014973 is an apocalyptic number.

It is an amenable number.

68014973 is a deficient number, since it is larger than the sum of its proper divisors (5306275).

68014973 is a wasteful number, since it uses less digits than its factorization.

68014973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5323.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 68014973 is about 8247.1190727429. The cubic root of 68014973 is about 408.1954661411.

The spelling of 68014973 in words is "sixty-eight million, fourteen thousand, nine hundred seventy-three".

Divisors: 1 13 1307 4003 16991 52039 5231921 68014973