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68062260049 = 785229114083
BaseRepresentation
bin111111011000110100…
…111010101101010001
320111200101011001101021
4333120310322231101
52103342414310144
651133430235441
74626434444020
oct773064725521
9214611131337
1068062260049
112695740a3a3
1211235ab5b81
136558b5bb74
1434195268b7
151b8544a884
hexfd8d3ab51

68062260049 has 8 divisors (see below), whose sum is σ = 77787034560. Its totient is φ = 58337884176.

The previous prime is 68062260041. The next prime is 68062260053. The reversal of 68062260049 is 94006226086.

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 68062260049 - 23 = 68062260041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 68062259987 and 68062260014.

It is not an unprimeable number, because it can be changed into a prime (68062260041) 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, 539562 + ... + 653644.

It is an arithmetic number, because the mean of its divisors is an integer number (9723379320).

Almost surely, 268062260049 is an apocalyptic number.

It is an amenable number.

68062260049 is a deficient number, since it is larger than the sum of its proper divisors (9724774511).

68062260049 is a wasteful number, since it uses less digits than its factorization.

68062260049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199319.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 68062260049 in words is "sixty-eight billion, sixty-two million, two hundred sixty thousand, forty-nine".

Divisors: 1 7 85229 114083 596603 798581 9723180007 68062260049