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2008991710 = 251144341227
BaseRepresentation
bin111011110111110…
…1100011111011110
312012000021100112101
41313233230133132
513103300213320
6531203355314
7100533101455
oct16757543736
95160240471
102008991710
11941029230
12480982b3a
132602a4cbb
14150b59b9c
15bb58bc0a
hex77bec7de

2008991710 has 32 divisors (see below), whose sum is σ = 3953930112. Its totient is φ = 728875680.

The previous prime is 2008991689. The next prime is 2008991723. The reversal of 2008991710 is 171998002.

It is a self number, because there is not a number n which added to its sum of digits gives 2008991710.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28117 + ... + 69343.

It is an arithmetic number, because the mean of its divisors is an integer number (123560316).

Almost surely, 22008991710 is an apocalyptic number.

2008991710 is a deficient number, since it is larger than the sum of its proper divisors (1944938402).

2008991710 is a wasteful number, since it uses less digits than its factorization.

2008991710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41688.

The product of its (nonzero) digits is 9072, while the sum is 37.

The square root of 2008991710 is about 44821.7771847570. Note that the first 3 decimals coincide. The cubic root of 2008991710 is about 1261.8063681228.

The spelling of 2008991710 in words is "two billion, eight million, nine hundred ninety-one thousand, seven hundred ten".

Divisors: 1 2 5 10 11 22 55 110 443 886 2215 4430 4873 9746 24365 41227 48730 82454 206135 412270 453497 906994 2267485 4534970 18263561 36527122 91317805 182635610 200899171 401798342 1004495855 2008991710