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68795103 = 3131763977
BaseRepresentation
bin1000001100110…
…11101011011111
311210110011010210
410012123223133
5120102420403
610454303503
71463514546
oct406335337
9153404123
1068795103
1135918863
121b057b93
1311339280
1491cb15d
15608db03
hex419badf

68795103 has 8 divisors (see below), whose sum is σ = 98782768. Its totient is φ = 42335424.

The previous prime is 68795101. The next prime is 68795117. The reversal of 68795103 is 30159786.

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

It is not a de Polignac number, because 68795103 - 21 = 68795101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 1763977 = 68795103 / (6 + 8 + 7 + 9 + 5 + 1 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68795101) 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, 881950 + ... + 882027.

It is an arithmetic number, because the mean of its divisors is an integer number (12347846).

Almost surely, 268795103 is an apocalyptic number.

68795103 is a deficient number, since it is larger than the sum of its proper divisors (29987665).

68795103 is a wasteful number, since it uses less digits than its factorization.

68795103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1763993.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 68795103 is about 8294.2813431906. The cubic root of 68795103 is about 409.7502008012.

The spelling of 68795103 in words is "sixty-eight million, seven hundred ninety-five thousand, one hundred three".

Divisors: 1 3 13 39 1763977 5291931 22931701 68795103