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2009990110 = 25641313571
BaseRepresentation
bin111011111001110…
…0000001111011110
312012002011002002011
41313303200033132
513104024140420
6531241021434
7100544430322
oct16763401736
95162132064
102009990110
11941650357
1248118487a
1326056457b
14150d39982
15bb6d795a
hex77ce03de

2009990110 has 16 divisors (see below), whose sum is σ = 3623638032. Its totient is φ = 802739200.

The previous prime is 2009990083. The next prime is 2009990117. The reversal of 2009990110 is 110999002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2009990117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150376 + ... + 163195.

It is an arithmetic number, because the mean of its divisors is an integer number (226477377).

Almost surely, 22009990110 is an apocalyptic number.

2009990110 is a deficient number, since it is larger than the sum of its proper divisors (1613647922).

2009990110 is a wasteful number, since it uses less digits than its factorization.

2009990110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314219.

The product of its (nonzero) digits is 1458, while the sum is 31.

The square root of 2009990110 is about 44832.9132446242. The cubic root of 2009990110 is about 1262.0153583406.

The spelling of 2009990110 in words is "two billion, nine million, nine hundred ninety thousand, one hundred ten".

Divisors: 1 2 5 10 641 1282 3205 6410 313571 627142 1567855 3135710 200999011 401998022 1004995055 2009990110