Base | Representation |
---|---|
bin | 10000111001011110… |
… | …11100010010100000 |
3 | 212102020211010021022 |
4 | 20130233130102200 |
5 | 122034431231110 |
6 | 4100115145012 |
7 | 440546601110 |
oct | 103457342240 |
9 | 25366733238 |
10 | 9072133280 |
11 | 3935a8a011 |
12 | 19122a5168 |
13 | b176b7b02 |
14 | 620c31040 |
15 | 3816c9755 |
hex | 21cbdc4a0 |
9072133280 has 96 divisors (see below), whose sum is σ = 24623585280. Its totient is φ = 3094087680.
The previous prime is 9072133253. The next prime is 9072133333. The reversal of 9072133280 is 823312709.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a self number, because there is not a number n which added to its sum of digits gives 9072133280.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192716 + ... + 235124.
It is an arithmetic number, because the mean of its divisors is an integer number (256495680).
Almost surely, 29072133280 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 9072133280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12311792640).
9072133280 is an abundant number, since it is smaller than the sum of its proper divisors (15551452000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9072133280 is a wasteful number, since it uses less digits than its factorization.
9072133280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42622 (or 42614 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 9072133280 is about 95247.7468499912. The cubic root of 9072133280 is about 2085.6262003922.
Adding to 9072133280 its reverse (823312709), we get a palindrome (9895445989).
The spelling of 9072133280 in words is "nine billion, seventy-two million, one hundred thirty-three thousand, two hundred eighty".
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