Base | Representation |
---|---|
bin | 1000101011111… |
… | …10000101101011 |
3 | 12002010002101100 |
4 | 10111332011223 |
5 | 122123240303 |
6 | 11121452443 |
7 | 1543240512 |
oct | 425760553 |
9 | 162102340 |
10 | 72868203 |
11 | 3814aa61 |
12 | 204a1123 |
13 | 121341a5 |
14 | 996b679 |
15 | 65e58a3 |
hex | 457e16b |
72868203 has 12 divisors (see below), whose sum is σ = 105328080. Its totient is φ = 48544656.
The previous prime is 72868199. The next prime is 72868231. The reversal of 72868203 is 30286827.
It is a happy number.
It is not a de Polignac number, because 72868203 - 22 = 72868199 is a prime.
It is not an unprimeable number, because it can be changed into a prime (72868303) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23650 + ... + 26552.
It is an arithmetic number, because the mean of its divisors is an integer number (8777340).
Almost surely, 272868203 is an apocalyptic number.
72868203 is a deficient number, since it is larger than the sum of its proper divisors (32459877).
72868203 is a wasteful number, since it uses less digits than its factorization.
72868203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5698 (or 5695 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 72868203 is about 8536.2874248704. The cubic root of 72868203 is about 417.6822501431.
The spelling of 72868203 in words is "seventy-two million, eight hundred sixty-eight thousand, two hundred three".
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