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2112100010 = 25211210001
BaseRepresentation
bin111110111100100…
…0001011010101010
312110012021210112022
41331321001122222
513311144200020
6545325344442
7103224360656
oct17571013252
95405253468
102112100010
11994252aa9
124ab408122
13278766527
14160719a66
15c5657625
hex7de416aa

2112100010 has 8 divisors (see below), whose sum is σ = 3801780036. Its totient is φ = 844840000.

The previous prime is 2112099961. The next prime is 2112100013. The reversal of 2112100010 is 100012112.

It can be written as a sum of positive squares in 2 ways, for example, as 1837236769 + 274863241 = 42863^2 + 16579^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2112100013) 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 3 ways as a sum of consecutive naturals, for example, 105604991 + ... + 105605010.

Almost surely, 22112100010 is an apocalyptic number.

2112100010 is a deficient number, since it is larger than the sum of its proper divisors (1689680026).

2112100010 is a wasteful number, since it uses less digits than its factorization.

2112100010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211210008.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 2112100010 is about 45957.5892535716. The cubic root of 2112100010 is about 1283.0339832891.

Adding to 2112100010 its reverse (100012112), we get a palindrome (2212112122).

The spelling of 2112100010 in words is "two billion, one hundred twelve million, one hundred thousand, ten".

Divisors: 1 2 5 10 211210001 422420002 1056050005 2112100010