Base | Representation |
---|---|
bin | 10000110011100111… |
… | …01101110010010011 |
3 | 212021211012220220200 |
4 | 20121303231302103 |
5 | 121434332000000 |
6 | 4051200310243 |
7 | 436411366452 |
oct | 103163556223 |
9 | 25254186820 |
10 | 9022921875 |
11 | 3910227830 |
12 | 18b9912383 |
13 | b0a447636 |
14 | 6184a0b99 |
15 | 37c208500 |
hex | 219cedc93 |
9022921875 has 168 divisors, whose sum is σ = 18768509760. Its totient is φ = 4131000000.
The previous prime is 9022921871. The next prime is 9022921909. The reversal of 9022921875 is 5781292209.
It is a happy number.
It is not a de Polignac number, because 9022921875 - 22 = 9022921871 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 9022921875.
It is not an unprimeable number, because it can be changed into a prime (9022921871) by changing a digit.
It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 29390472 + ... + 29390778.
It is an arithmetic number, because the mean of its divisors is an integer number (111717320).
Almost surely, 29022921875 is an apocalyptic number.
9022921875 is a gapful number since it is divisible by the number (95) formed by its first and last digit.
9022921875 is an abundant number, since it is smaller than the sum of its proper divisors (9745587885).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9022921875 is a wasteful number, since it uses less digits than its factorization.
9022921875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 373 (or 345 counting only the distinct ones).
The product of its (nonzero) digits is 181440, while the sum is 45.
The square root of 9022921875 is about 94989.0618703017. The cubic root of 9022921875 is about 2081.8482304858.
The spelling of 9022921875 in words is "nine billion, twenty-two million, nine hundred twenty-one thousand, eight hundred seventy-five".
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