Base | Representation |
---|---|
bin | 1000101011101… |
… | …00110101011111 |
3 | 12002001011101122 |
4 | 10111310311133 |
5 | 122121032203 |
6 | 11121001155 |
7 | 1543022150 |
oct | 425646537 |
9 | 162034348 |
10 | 72830303 |
11 | 38124537 |
12 | 204831bb |
13 | 1211cb70 |
14 | 995b927 |
15 | 65d9538 |
hex | 4574d5f |
72830303 has 8 divisors (see below), whose sum is σ = 89637408. Its totient is φ = 57623904.
The previous prime is 72830269. The next prime is 72830311. The reversal of 72830303 is 30303827.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 72830303 - 212 = 72826207 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72830323) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400076 + ... + 400257.
It is an arithmetic number, because the mean of its divisors is an integer number (11204676).
Almost surely, 272830303 is an apocalyptic number.
72830303 is a deficient number, since it is larger than the sum of its proper divisors (16807105).
72830303 is a wasteful number, since it uses less digits than its factorization.
72830303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 800353.
The product of its (nonzero) digits is 3024, while the sum is 26.
The square root of 72830303 is about 8534.0672015165. The cubic root of 72830303 is about 417.6098230216.
The spelling of 72830303 in words is "seventy-two million, eight hundred thirty thousand, three hundred three".
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