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2010012113 = 2387391831
BaseRepresentation
bin111011111001110…
…0101100111010001
312012002012012021002
41313303211213101
513104030341423
6531241311345
7100544551424
oct16763454721
95162165232
102010012113
1194166593a
12481195555
132605715a5
14150d439bb
15bb6de228
hex77ce59d1

2010012113 has 4 divisors (see below), whose sum is σ = 2097403968. Its totient is φ = 1922620260.

The previous prime is 2010012083. The next prime is 2010012139. The reversal of 2010012113 is 3112100102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3112100102 = 21556050051.

It is a cyclic number.

It is not a de Polignac number, because 2010012113 - 218 = 2009749969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2010012094 and 2010012103.

It is not an unprimeable number, because it can be changed into a prime (2010014113) 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 3 ways as a sum of consecutive naturals, for example, 43695893 + ... + 43695938.

It is an arithmetic number, because the mean of its divisors is an integer number (524350992).

Almost surely, 22010012113 is an apocalyptic number.

2010012113 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2010012113 is a deficient number, since it is larger than the sum of its proper divisors (87391855).

2010012113 is an equidigital number, since it uses as much as digits as its factorization.

2010012113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87391854.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 2010012113 is about 44833.1586328690. The cubic root of 2010012113 is about 1262.0199633421.

Adding to 2010012113 its reverse (3112100102), we get a palindrome (5122112215).

The spelling of 2010012113 in words is "two billion, ten million, twelve thousand, one hundred thirteen".

Divisors: 1 23 87391831 2010012113