Base | Representation |
---|---|
bin | 1111001011000000… |
… | …11010010101100101 |
3 | 210000200002112122021 |
4 | 13211200122111211 |
5 | 113140213234440 |
6 | 3424133103141 |
7 | 405565102456 |
oct | 74540322545 |
9 | 23020075567 |
10 | 8145446245 |
11 | 34aa98a362 |
12 | 16b3a87ab1 |
13 | 9ca7093a1 |
14 | 573b2912d |
15 | 32a17a84a |
hex | 1e581a565 |
8145446245 has 16 divisors (see below), whose sum is σ = 10099251072. Its totient is φ = 6303344320.
The previous prime is 8145446233. The next prime is 8145446333. The reversal of 8145446245 is 5426445418.
It is a happy number.
It is not a de Polignac number, because 8145446245 - 29 = 8145445733 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197647 + ... + 235276.
It is an arithmetic number, because the mean of its divisors is an integer number (631203192).
Almost surely, 28145446245 is an apocalyptic number.
It is an amenable number.
8145446245 is a deficient number, since it is larger than the sum of its proper divisors (1953804827).
8145446245 is a wasteful number, since it uses less digits than its factorization.
8145446245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 433052.
The product of its digits is 614400, while the sum is 43.
The square root of 8145446245 is about 90252.1259860398. The cubic root of 8145446245 is about 2012.0477999472.
The spelling of 8145446245 in words is "eight billion, one hundred forty-five million, four hundred forty-six thousand, two hundred forty-five".
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