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68583001 = 359191039
BaseRepresentation
bin1000001011001…
…11111001011001
311210001101012011
410011213321121
5120024124001
610445545521
71461642304
oct405477131
9153041164
1068583001
1135793473
121ab752a1
1311293876
149173b3b
15604ad51
hex4167e59

68583001 has 4 divisors (see below), whose sum is σ = 68774400. Its totient is φ = 68391604.

The previous prime is 68582993. The next prime is 68583043. The reversal of 68583001 is 10038586.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 68583001 - 23 = 68582993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68583071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95161 + ... + 95878.

It is an arithmetic number, because the mean of its divisors is an integer number (17193600).

Almost surely, 268583001 is an apocalyptic number.

It is an amenable number.

68583001 is a deficient number, since it is larger than the sum of its proper divisors (191399).

68583001 is a wasteful number, since it uses less digits than its factorization.

68583001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191398.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 68583001 is about 8281.4854343892. The cubic root of 68583001 is about 409.3286673745.

The spelling of 68583001 in words is "sixty-eight million, five hundred eighty-three thousand, one".

Divisors: 1 359 191039 68583001