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2068041717 = 32724689437
BaseRepresentation
bin111101101000011…
…1100111111110101
312100010101101220200
41323100330333311
513213404313332
6541113151113
7102151031100
oct17320747765
95303341820
102068041717
119713a0395
124986bb499
1326c5ab731
1415892b737
15c185317c
hex7b43cff5

2068041717 has 18 divisors (see below), whose sum is σ = 3474873558. Its totient is φ = 1181737872.

The previous prime is 2068041683. The next prime is 2068041727. The reversal of 2068041717 is 7171408602.

It can be written as a sum of positive squares in only one way, i.e., 1265509476 + 802532241 = 35574^2 + 28329^2 .

It is not a de Polignac number, because 2068041717 - 218 = 2067779573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2068041727) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2344278 + ... + 2345159.

It is an arithmetic number, because the mean of its divisors is an integer number (193048531).

Almost surely, 22068041717 is an apocalyptic number.

It is an amenable number.

2068041717 is a deficient number, since it is larger than the sum of its proper divisors (1406831841).

2068041717 is a wasteful number, since it uses less digits than its factorization.

2068041717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4689457 (or 4689447 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 2068041717 is about 45475.7266791857. The cubic root of 2068041717 is about 1274.0498813139.

The spelling of 2068041717 in words is "two billion, sixty-eight million, forty-one thousand, seven hundred seventeen".

Divisors: 1 3 7 9 21 49 63 147 441 4689437 14068311 32826059 42204933 98478177 229782413 295434531 689347239 2068041717