Base | Representation |
---|---|
bin | 1000100111000… |
… | …11100101000101 |
3 | 12000220221020201 |
4 | 10103203211011 |
5 | 121443012313 |
6 | 11100130501 |
7 | 1534663432 |
oct | 423434505 |
9 | 160827221 |
10 | 72235333 |
11 | 37858525 |
12 | 20236a31 |
13 | 11c72101 |
14 | 9844b89 |
15 | 651d0dd |
hex | 44e3945 |
72235333 has 2 divisors, whose sum is σ = 72235334. Its totient is φ = 72235332.
The previous prime is 72235291. The next prime is 72235351. The reversal of 72235333 is 33353227.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 58262689 + 13972644 = 7633^2 + 3738^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-72235333 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (72235393) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36117666 + 36117667.
It is an arithmetic number, because the mean of its divisors is an integer number (36117667).
Almost surely, 272235333 is an apocalyptic number.
It is an amenable number.
72235333 is a deficient number, since it is larger than the sum of its proper divisors (1).
72235333 is an equidigital number, since it uses as much as digits as its factorization.
72235333 is an evil number, because the sum of its binary digits is even.
The product of its digits is 11340, while the sum is 28.
The square root of 72235333 is about 8499.1371915036. The cubic root of 72235333 is about 416.4695238758.
The spelling of 72235333 in words is "seventy-two million, two hundred thirty-five thousand, three hundred thirty-three".
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