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2312420100143 = 19205312040531
BaseRepresentation
bin100001101001100110111…
…110101000100000101111
322012001202112101100010012
4201221212332220200233
5300341314021201033
64530151112003435
7326031632353046
oct41514676504057
98161675340105
102312420100143
1181176795315a
123141b499057b
1313a0a2585c5a
147dcc932755d
1540240c41248
hex21a66fa882f

2312420100143 has 4 divisors (see below), whose sum is σ = 2312432332728. Its totient is φ = 2312407867560.

The previous prime is 2312420100113. The next prime is 2312420100157. The reversal of 2312420100143 is 3410010242132.

2312420100143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2312420100143 - 212 = 2312420096047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312420100113) 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, 5828213 + ... + 6212318.

It is an arithmetic number, because the mean of its divisors is an integer number (578108083182).

Almost surely, 22312420100143 is an apocalyptic number.

2312420100143 is a deficient number, since it is larger than the sum of its proper divisors (12232585).

2312420100143 is a wasteful number, since it uses less digits than its factorization.

2312420100143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12232584.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2312420100143 its reverse (3410010242132), we get a palindrome (5722430342275).

The spelling of 2312420100143 in words is "two trillion, three hundred twelve billion, four hundred twenty million, one hundred thousand, one hundred forty-three".

Divisors: 1 192053 12040531 2312420100143