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2008357190 = 257191510043
BaseRepresentation
bin111011110110101…
…0001100101000110
312011222002010010122
41313231101211012
513103114412230
6531142021542
7100524516530
oct16755214506
95158063118
102008357190
11940735534
124807178b2
13260112248
14150a32850
15bb4b3be5
hex77b51946

2008357190 has 32 divisors (see below), whose sum is σ = 4348926720. Its totient is φ = 652338144.

The previous prime is 2008357189. The next prime is 2008357193. The reversal of 2008357190 is 917538002.

It is a super-2 number, since 2×20083571902 = 8066997205249392200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 2008357190.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2008357193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 753692 + ... + 756351.

It is an arithmetic number, because the mean of its divisors is an integer number (135903960).

Almost surely, 22008357190 is an apocalyptic number.

2008357190 is an abundant number, since it is smaller than the sum of its proper divisors (2340569530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2008357190 is a wasteful number, since it uses less digits than its factorization.

2008357190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510076.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 2008357190 is about 44814.6983700660. The cubic root of 2008357190 is about 1261.6735111480.

The spelling of 2008357190 in words is "two billion, eight million, three hundred fifty-seven thousand, one hundred ninety".

Divisors: 1 2 5 7 10 14 19 35 38 70 95 133 190 266 665 1330 1510043 3020086 7550215 10570301 15100430 21140602 28690817 52851505 57381634 105703010 143454085 200835719 286908170 401671438 1004178595 2008357190