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68077001 = 716191549
BaseRepresentation
bin1000000111011…
…00010111001001
311202002200002102
410003230113021
5114411431001
610431043145
71454434136
oct403542711
9152080072
1068077001
1135478293
121a9704b5
1311147465
14908158d
155e9ae6b
hex40ec5c9

68077001 has 8 divisors (see below), whose sum is σ = 69192000. Its totient is φ = 66966480.

The previous prime is 68076997. The next prime is 68077013. The reversal of 68077001 is 10077086.

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 68077001 - 22 = 68076997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68077021) 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, 43175 + ... + 44723.

It is an arithmetic number, because the mean of its divisors is an integer number (8649000).

Almost surely, 268077001 is an apocalyptic number.

It is an amenable number.

68077001 is a deficient number, since it is larger than the sum of its proper divisors (1114999).

68077001 is a wasteful number, since it uses less digits than its factorization.

68077001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239.

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 68077001 is about 8250.8788016792. The cubic root of 68077001 is about 408.3195165485.

The spelling of 68077001 in words is "sixty-eight million, seventy-seven thousand, one".

Divisors: 1 71 619 1549 43949 109979 958831 68077001