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68000695 = 571942877
BaseRepresentation
bin1000000110110…
…01101110110111
311201221210102021
410003121232313
5114402010240
610425254011
71453665520
oct403315667
9151853367
1068000695
1135425a24
121a934307
131111b7c9
149061847
155e8354a
hex40d9bb7

68000695 has 8 divisors (see below), whose sum is σ = 93258144. Its totient is φ = 46629024.

The previous prime is 68000693. The next prime is 68000707. The reversal of 68000695 is 59600086.

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 68000695 - 21 = 68000693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68000695.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68000693) 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, 971404 + ... + 971473.

It is an arithmetic number, because the mean of its divisors is an integer number (11657268).

Almost surely, 268000695 is an apocalyptic number.

68000695 is a deficient number, since it is larger than the sum of its proper divisors (25257449).

68000695 is a wasteful number, since it uses less digits than its factorization.

68000695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1942889.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 68000695 is about 8246.2533916925. The cubic root of 68000695 is about 408.1669007509.

The spelling of 68000695 in words is "sixty-eight million, six hundred ninety-five", and thus it is an aban number.

Divisors: 1 5 7 35 1942877 9714385 13600139 68000695