Base | Representation |
---|---|
bin | 10111001010000000… |
… | …11111010011111111 |
3 | 1012002102002100002122 |
4 | 23211000133103333 |
5 | 200430100422221 |
6 | 5413341513155 |
7 | 620035433030 |
oct | 134500372377 |
9 | 35072070078 |
10 | 12432045311 |
11 | 52aa624714 |
12 | 24ab5727bb |
13 | 123181603a |
14 | 85d164a87 |
15 | 4cb663eab |
hex | 2e501f4ff |
12432045311 has 16 divisors (see below), whose sum is σ = 15103791360. Its totient is φ = 9989232000.
The previous prime is 12432045253. The next prime is 12432045317. The reversal of 12432045311 is 11354023421.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 12432045311 - 214 = 12432028927 is a prime.
It is a super-2 number, since 2×124320453112 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12432045317) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178241 + ... + 237978.
It is an arithmetic number, because the mean of its divisors is an integer number (943986960).
Almost surely, 212432045311 is an apocalyptic number.
12432045311 is a deficient number, since it is larger than the sum of its proper divisors (2671746049).
12432045311 is a wasteful number, since it uses less digits than its factorization.
12432045311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 416494.
The product of its (nonzero) digits is 2880, while the sum is 26.
Adding to 12432045311 its reverse (11354023421), we get a palindrome (23786068732).
The spelling of 12432045311 in words is "twelve billion, four hundred thirty-two million, forty-five thousand, three hundred eleven".
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