Base | Representation |
---|---|
bin | 1000101011111… |
… | …11110001101001 |
3 | 12002010102212021 |
4 | 10111333301221 |
5 | 122124000423 |
6 | 11121544441 |
7 | 1543266613 |
oct | 425776151 |
9 | 162112767 |
10 | 72875113 |
11 | 38155173 |
12 | 204a5121 |
13 | 1213738c |
14 | 996ddb3 |
15 | 65e795d |
hex | 457fc69 |
72875113 has 2 divisors, whose sum is σ = 72875114. Its totient is φ = 72875112.
The previous prime is 72875093. The next prime is 72875119. The reversal of 72875113 is 31157827.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 72795024 + 80089 = 8532^2 + 283^2 .
It is a cyclic number.
It is not a de Polignac number, because 72875113 - 29 = 72874601 is a prime.
It is not a weakly prime, because it can be changed into another prime (72875119) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36437556 + 36437557.
It is an arithmetic number, because the mean of its divisors is an integer number (36437557).
Almost surely, 272875113 is an apocalyptic number.
It is an amenable number.
72875113 is a deficient number, since it is larger than the sum of its proper divisors (1).
72875113 is an equidigital number, since it uses as much as digits as its factorization.
72875113 is an evil number, because the sum of its binary digits is even.
The product of its digits is 11760, while the sum is 34.
The square root of 72875113 is about 8536.6921579731. The cubic root of 72875113 is about 417.6954524865.
The spelling of 72875113 in words is "seventy-two million, eight hundred seventy-five thousand, one hundred thirteen".
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