Base | Representation |
---|---|
bin | 101011100100010… |
… | …101011011101100 |
3 | 1212221101212101200 |
4 | 223210111123230 |
5 | 2444110222020 |
6 | 200310405500 |
7 | 24053634513 |
oct | 5344253354 |
9 | 1787355350 |
10 | 730945260 |
11 | 345665aa1 |
12 | 184960890 |
13 | b85856b6 |
14 | 6d11167a |
15 | 44286590 |
hex | 2b9156ec |
730945260 has 144 divisors (see below), whose sum is σ = 2392449696. Its totient is φ = 179951616.
The previous prime is 730945223. The next prime is 730945283. The reversal of 730945260 is 62549037.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 159927 + ... + 164433.
It is an arithmetic number, because the mean of its divisors is an integer number (16614234).
Almost surely, 2730945260 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 730945260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1196224848).
730945260 is an abundant number, since it is smaller than the sum of its proper divisors (1661504436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
730945260 is a wasteful number, since it uses less digits than its factorization.
730945260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4592 (or 4587 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 36.
The square root of 730945260 is about 27035.9993342210. Note that the first 3 decimals coincide. The cubic root of 730945260 is about 900.7998075390.
Adding to 730945260 its sum of digits (36), we get a square (730945296 = 270362).
The spelling of 730945260 in words is "seven hundred thirty million, nine hundred forty-five thousand, two hundred sixty".
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