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2390880017 = 17823170887
BaseRepresentation
bin1000111010000001…
…1110111100010001
320011121212021210202
42032200132330101
514344031130032
61033124504545
7113151100451
oct21640367421
96147767722
102390880017
1110176535a9
1256884b155
132c1444806
14189767d61
15ded73d62
hex8e81ef11

2390880017 has 8 divisors (see below), whose sum is σ = 2534610816. Its totient is φ = 2247492672.

The previous prime is 2390880001. The next prime is 2390880073. The reversal of 2390880017 is 7100880932.

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 2390880017 - 24 = 2390880001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2390880077) 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, 71453 + ... + 99434.

It is an arithmetic number, because the mean of its divisors is an integer number (316826352).

Almost surely, 22390880017 is an apocalyptic number.

It is an amenable number.

2390880017 is a deficient number, since it is larger than the sum of its proper divisors (143730799).

2390880017 is a wasteful number, since it uses less digits than its factorization.

2390880017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171727.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 2390880017 is about 48896.6258242836. The cubic root of 2390880017 is about 1337.1678538443.

The spelling of 2390880017 in words is "two billion, three hundred ninety million, eight hundred eighty thousand, seventeen".

Divisors: 1 17 823 13991 170887 2905079 140640001 2390880017