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68583677699 = 193593599251
BaseRepresentation
bin111111110111111001…
…111101111100000011
320120000201021210221002
4333313321331330003
52110424410141244
651301254122215
74645365433055
oct776771757403
9216021253832
1068583677699
11270a4775179
121136065036b
13660cba2714
1434688958d5
151bb60e4a4e
hexff7e7df03

68583677699 has 8 divisors (see below), whose sum is σ = 69055403472. Its totient is φ = 68113152000.

The previous prime is 68583677689. The next prime is 68583677719. The reversal of 68583677699 is 99677638586.

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 68583677699 - 220 = 68582629123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68583677689) 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, 185177 + ... + 414074.

It is an arithmetic number, because the mean of its divisors is an integer number (8631925434).

Almost surely, 268583677699 is an apocalyptic number.

68583677699 is a deficient number, since it is larger than the sum of its proper divisors (471725773).

68583677699 is a wasteful number, since it uses less digits than its factorization.

68583677699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600037.

The product of its digits is 823011840, while the sum is 74.

The spelling of 68583677699 in words is "sixty-eight billion, five hundred eighty-three million, six hundred seventy-seven thousand, six hundred ninety-nine".

Divisors: 1 193 593 114449 599251 115655443 355355843 68583677699