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2010202010 = 25201020201
BaseRepresentation
bin111011111010001…
…0011111110011010
312012002112211202022
41313310103332122
513104102431020
6531245334442
7100546302155
oct16764237632
95162484668
102010202010
11941785583
12481267422
13260609b5b
14150d92c9c
15bb72a625
hex77d13f9a

2010202010 has 8 divisors (see below), whose sum is σ = 3618363636. Its totient is φ = 804080800.

The previous prime is 2010201989. The next prime is 2010202013. The reversal of 2010202010 is 102020102.

It can be written as a sum of positive squares in 2 ways, for example, as 1997464249 + 12737761 = 44693^2 + 3569^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2010202013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100510091 + ... + 100510110.

Almost surely, 22010202010 is an apocalyptic number.

2010202010 is a deficient number, since it is larger than the sum of its proper divisors (1608161626).

2010202010 is a wasteful number, since it uses less digits than its factorization.

2010202010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201020208.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 2010202010 is about 44835.2764015122. The cubic root of 2010202010 is about 1262.0597054340.

Adding to 2010202010 its reverse (102020102), we get a palindrome (2112222112).

The spelling of 2010202010 in words is "two billion, ten million, two hundred two thousand, ten".

Divisors: 1 2 5 10 201020201 402040402 1005101005 2010202010