Base | Representation |
---|---|
bin | 10110110011101000… |
… | …01100111111000111 |
3 | 1011121022202121211222 |
4 | 23121310030333013 |
5 | 200034013301033 |
6 | 5342553150555 |
7 | 612265423112 |
oct | 133164147707 |
9 | 34538677758 |
10 | 12244275143 |
11 | 5213635161 |
12 | 24586bb45b |
13 | 1201951529 |
14 | 842247579 |
15 | 4b9e23598 |
hex | 2d9d0cfc7 |
12244275143 has 4 divisors (see below), whose sum is σ = 12964526640. Its totient is φ = 11524023648.
The previous prime is 12244275139. The next prime is 12244275217. The reversal of 12244275143 is 34157244221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34157244221 = 42793 ⋅798197.
It is not a de Polignac number, because 12244275143 - 22 = 12244275139 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 (12244275343) 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, 360125723 + ... + 360125756.
It is an arithmetic number, because the mean of its divisors is an integer number (3241131660).
Almost surely, 212244275143 is an apocalyptic number.
12244275143 is a deficient number, since it is larger than the sum of its proper divisors (720251497).
12244275143 is an equidigital number, since it uses as much as digits as its factorization.
12244275143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 720251496.
The product of its digits is 53760, while the sum is 35.
The spelling of 12244275143 in words is "twelve billion, two hundred forty-four million, two hundred seventy-five thousand, one hundred forty-three".
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