Base | Representation |
---|---|
bin | 111111010001110… |
… | …0001111000100001 |
3 | 12110222020220220011 |
4 | 1332203201320201 |
5 | 13322022234131 |
6 | 550404244521 |
7 | 103421160643 |
oct | 17643417041 |
9 | 5428226804 |
10 | 2123243041 |
11 | 99a573a17 |
12 | 4b30a0741 |
13 | 27ab6843a |
14 | 161dba893 |
15 | c66090b1 |
hex | 7e8e1e21 |
2123243041 has 4 divisors (see below), whose sum is σ = 2191734784. Its totient is φ = 2054751300.
The previous prime is 2123243029. The next prime is 2123243063. The reversal of 2123243041 is 1403423212.
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.
It is a de Polignac number, because none of the positive numbers 2k-2123243041 is a prime.
It is a super-2 number, since 2×21232430412 = 9016322022309855362, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2123243011) 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, 34245825 + ... + 34245886.
It is an arithmetic number, because the mean of its divisors is an integer number (547933696).
Almost surely, 22123243041 is an apocalyptic number.
It is an amenable number.
2123243041 is a deficient number, since it is larger than the sum of its proper divisors (68491743).
2123243041 is an equidigital number, since it uses as much as digits as its factorization.
2123243041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68491742.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 2123243041 is about 46078.6614497427. The cubic root of 2123243041 is about 1285.2863732137.
Adding to 2123243041 its reverse (1403423212), we get a palindrome (3526666253).
The spelling of 2123243041 in words is "two billion, one hundred twenty-three million, two hundred forty-three thousand, forty-one".
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