Base | Representation |
---|---|
bin | 10001001011001111… |
… | …01000111000110000 |
3 | 212210122002112102110 |
4 | 20211213220320300 |
5 | 122341044121142 |
6 | 4122555445320 |
7 | 444335623644 |
oct | 104547507060 |
9 | 25718075373 |
10 | 9221082672 |
11 | 3a0207398a |
12 | 1954156840 |
13 | b3c509749 |
14 | 636924c24 |
15 | 38e7ec99c |
hex | 2259e8e30 |
9221082672 has 80 divisors (see below), whose sum is σ = 24685920000. Its totient is φ = 2962482432.
The previous prime is 9221082671. The next prime is 9221082691. The reversal of 9221082672 is 2762801229.
It is a self number, because there is not a number n which added to its sum of digits gives 9221082672.
It is not an unprimeable number, because it can be changed into a prime (9221082671) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 828279 + ... + 839337.
It is an arithmetic number, because the mean of its divisors is an integer number (308574000).
Almost surely, 29221082672 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 9221082672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12342960000).
9221082672 is an abundant number, since it is smaller than the sum of its proper divisors (15464837328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9221082672 is a wasteful number, since it uses less digits than its factorization.
9221082672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11698 (or 11692 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 39.
The square root of 9221082672 is about 96026.4686011102. The cubic root of 9221082672 is about 2096.9784718747.
The spelling of 9221082672 in words is "nine billion, two hundred twenty-one million, eighty-two thousand, six hundred seventy-two".
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