Base | Representation |
---|---|
bin | 1001000011101001… |
… | …1001111000000101 |
3 | 20021102210020211000 |
4 | 2100322121320011 |
5 | 14434343320240 |
6 | 1041125403513 |
7 | 114151052331 |
oct | 22072317005 |
9 | 6242706730 |
10 | 2431229445 |
11 | 1038402737 |
12 | 57a269599 |
13 | 2c9901408 |
14 | 190c6c7c1 |
15 | e3694430 |
hex | 90e99e05 |
2431229445 has 16 divisors (see below), whose sum is σ = 4322185920. Its totient is φ = 1296655632.
The previous prime is 2431229441. The next prime is 2431229447. The reversal of 2431229445 is 5449221342.
It is a happy number.
It is not a de Polignac number, because 2431229445 - 22 = 2431229441 is a prime.
It is a super-2 number, since 2×24312294452 = 11821753228470016050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2431229441) 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, 9004419 + ... + 9004688.
It is an arithmetic number, because the mean of its divisors is an integer number (270136620).
Almost surely, 22431229445 is an apocalyptic number.
It is an amenable number.
2431229445 is a deficient number, since it is larger than the sum of its proper divisors (1890956475).
2431229445 is a wasteful number, since it uses less digits than its factorization.
2431229445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18009121 (or 18009115 counting only the distinct ones).
The product of its digits is 69120, while the sum is 36.
The square root of 2431229445 is about 49307.4988718755. The cubic root of 2431229445 is about 1344.6481199231.
The spelling of 2431229445 in words is "two billion, four hundred thirty-one million, two hundred twenty-nine thousand, four hundred forty-five".
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