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68160597 = 353428683
BaseRepresentation
bin1000001000000…
…00110001010101
311202020220202120
410010000301111
5114422114342
610432530153
71455232641
oct404006125
9152226676
1068160597
113552507a
121a9b0959
131117651b
1490a3c21
155eb5aec
hex4100c55

68160597 has 8 divisors (see below), whose sum is σ = 92595744. Its totient is φ = 44582928.

The previous prime is 68160593. The next prime is 68160613. The reversal of 68160597 is 79506186.

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

It is not a de Polignac number, because 68160597 - 22 = 68160593 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68160593) 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, 214183 + ... + 214500.

It is an arithmetic number, because the mean of its divisors is an integer number (11574468).

Almost surely, 268160597 is an apocalyptic number.

It is an amenable number.

68160597 is a deficient number, since it is larger than the sum of its proper divisors (24435147).

68160597 is a wasteful number, since it uses less digits than its factorization.

68160597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428739.

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 68160597 is about 8255.9431320716. The cubic root of 68160597 is about 408.4865818600.

The spelling of 68160597 in words is "sixty-eight million, one hundred sixty thousand, five hundred ninety-seven".

Divisors: 1 3 53 159 428683 1286049 22720199 68160597