Base | Representation |
---|---|
bin | 10001001101111011… |
… | …01110001000000000 |
3 | 212212012112222221022 |
4 | 20212331232020000 |
5 | 122412333223022 |
6 | 4125123245012 |
7 | 445031500400 |
oct | 104675561000 |
9 | 25765488838 |
10 | 9243648512 |
11 | 3a13886a3a |
12 | 195b819768 |
13 | b440aaa07 |
14 | 63991a800 |
15 | 3917a8c42 |
hex | 226f6e200 |
9243648512 has 90 divisors (see below), whose sum is σ = 21520082727. Its totient is φ = 3955037184.
The previous prime is 9243648499. The next prime is 9243648517. The reversal of 9243648512 is 2158463429.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 4621824256 + 4621824256 = 67984^2 + 67984^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=67984.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (9243648517) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 15228113 + ... + 15228719.
Almost surely, 29243648512 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9243648512
9243648512 is an abundant number, since it is smaller than the sum of its proper divisors (12276434215).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9243648512 is an frugal number, since it uses more digits than its factorization.
9243648512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1246 (or 616 counting only the distinct ones).
The product of its digits is 414720, while the sum is 44.
The square root of 9243648512 is about 96143.8948243725. The cubic root of 9243648512 is about 2098.6876541251.
The spelling of 9243648512 in words is "nine billion, two hundred forty-three million, six hundred forty-eight thousand, five hundred twelve".
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