Base | Representation |
---|---|
bin | 10001100101001011… |
… | …01010100011110101 |
3 | 220100210112001211000 |
4 | 20302211222203311 |
5 | 123312244402140 |
6 | 4200331233513 |
7 | 452620235361 |
oct | 106245524365 |
9 | 26323461730 |
10 | 9438669045 |
11 | 4003978833 |
12 | 19b4ba8899 |
13 | b75610690 |
14 | 6577a42a1 |
15 | 3a397ca30 |
hex | 23296a8f5 |
9438669045 has 256 divisors, whose sum is σ = 20540620800. Its totient is φ = 4064670720.
The previous prime is 9438668971. The next prime is 9438669049. The reversal of 9438669045 is 5409668349.
9438669045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 9438669045 - 210 = 9438668021 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 9438668982 and 9438669000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9438669049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 23774787 + ... + 23775183.
It is an arithmetic number, because the mean of its divisors is an integer number (80236800).
Almost surely, 29438669045 is an apocalyptic number.
9438669045 is a gapful number since it is divisible by the number (95) formed by its first and last digit.
It is an amenable number.
9438669045 is an abundant number, since it is smaller than the sum of its proper divisors (11101951755).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9438669045 is a wasteful number, since it uses less digits than its factorization.
9438669045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 497 (or 491 counting only the distinct ones).
The product of its (nonzero) digits is 5598720, while the sum is 54.
The square root of 9438669045 is about 97152.8128517132. The cubic root of 9438669045 is about 2113.3442803427.
The spelling of 9438669045 in words is "nine billion, four hundred thirty-eight million, six hundred sixty-nine thousand, forty-five".
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