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2123245113 = 31164340761
BaseRepresentation
bin111111010001110…
…0010011000111001
312110222021000201220
41332203202120321
513322022320423
6550404302253
7103421166663
oct17643423071
95428230656
102123245113
1199a575530
124b30a1989
1327ab69372
14161dbb533
15c66099e3
hex7e8e2639

2123245113 has 8 divisors (see below), whose sum is σ = 3088356576. Its totient is φ = 1286815200.

The previous prime is 2123245097. The next prime is 2123245123. The reversal of 2123245113 is 3115423212.

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

It is not a de Polignac number, because 2123245113 - 24 = 2123245097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2123245123) 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 7 ways as a sum of consecutive naturals, for example, 32170348 + ... + 32170413.

It is an arithmetic number, because the mean of its divisors is an integer number (386044572).

Almost surely, 22123245113 is an apocalyptic number.

It is an amenable number.

2123245113 is a deficient number, since it is larger than the sum of its proper divisors (965111463).

2123245113 is a wasteful number, since it uses less digits than its factorization.

2123245113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64340775.

The product of its digits is 1440, while the sum is 24.

The square root of 2123245113 is about 46078.6839330292. The cubic root of 2123245113 is about 1285.2867913025.

Adding to 2123245113 its reverse (3115423212), we get a palindrome (5238668325).

The spelling of 2123245113 in words is "two billion, one hundred twenty-three million, two hundred forty-five thousand, one hundred thirteen".

Divisors: 1 3 11 33 64340761 193022283 707748371 2123245113