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68089373 = 1115140993
BaseRepresentation
bin1000000111011…
…11011000011101
311202010022001122
410003233120131
5114412324443
610431220325
71454515202
oct403573035
9152108048
1068089373
1135486610
121a9776a5
131114cc91
149085ca9
155e9e968
hex40ef61d

68089373 has 8 divisors (see below), whose sum is σ = 74773056. Its totient is φ = 61488000.

The previous prime is 68089367. The next prime is 68089387. The reversal of 68089373 is 37398086.

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 68089373 - 28 = 68089117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68089313) 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, 18836 + ... + 22157.

It is an arithmetic number, because the mean of its divisors is an integer number (9346632).

Almost surely, 268089373 is an apocalyptic number.

It is an amenable number.

68089373 is a deficient number, since it is larger than the sum of its proper divisors (6683683).

68089373 is a wasteful number, since it uses less digits than its factorization.

68089373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41155.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 68089373 is about 8251.6285059375. The cubic root of 68089373 is about 408.3442504185.

The spelling of 68089373 in words is "sixty-eight million, eighty-nine thousand, three hundred seventy-three".

Divisors: 1 11 151 1661 40993 450923 6189943 68089373