Base | Representation |
---|---|
bin | 100101000110110001… |
… | …110111010001100011 |
3 | 10210211200002120020101 |
4 | 211012301313101203 |
5 | 1123044044312433 |
6 | 30145300123231 |
7 | 2610216650503 |
oct | 450661672143 |
9 | 123750076211 |
10 | 39842182243 |
11 | 15995967246 |
12 | 787b096517 |
13 | 39ac477186 |
14 | 1cdd649a03 |
15 | 1082c1107d |
hex | 946c77463 |
39842182243 has 8 divisors (see below), whose sum is σ = 42307419312. Its totient is φ = 37390454016.
The previous prime is 39842182223. The next prime is 39842182253. The reversal of 39842182243 is 34228124893.
39842182243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 39842182243 - 221 = 39840085091 is a prime.
It is a super-2 number, since 2×398421822432 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 39842182193 and 39842182202.
It is not an unprimeable number, because it can be changed into a prime (39842182223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3371130 + ... + 3382927.
It is an arithmetic number, because the mean of its divisors is an integer number (5288427414).
Almost surely, 239842182243 is an apocalyptic number.
39842182243 is a deficient number, since it is larger than the sum of its proper divisors (2465237069).
39842182243 is a wasteful number, since it uses less digits than its factorization.
39842182243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6754421.
The product of its digits is 663552, while the sum is 46.
The spelling of 39842182243 in words is "thirty-nine billion, eight hundred forty-two million, one hundred eighty-two thousand, two hundred forty-three".
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