Base | Representation |
---|---|
bin | 1000101011110… |
… | …01001010101011 |
3 | 12002002001201200 |
4 | 10111321022223 |
5 | 122122114133 |
6 | 11121215243 |
7 | 1543124652 |
oct | 425711253 |
9 | 162061650 |
10 | 72848043 |
11 | 381368a4 |
12 | 20491523 |
13 | 12127c68 |
14 | 9964199 |
15 | 65de913 |
hex | 45792ab |
72848043 has 24 divisors (see below), whose sum is σ = 112037328. Its totient is φ = 45453312.
The previous prime is 72848011. The next prime is 72848053. The reversal of 72848043 is 34084827.
It is not a de Polignac number, because 72848043 - 25 = 72848011 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 72847989 and 72848007.
It is not an unprimeable number, because it can be changed into a prime (72848053) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28296 + ... + 30762.
It is an arithmetic number, because the mean of its divisors is an integer number (4668222).
Almost surely, 272848043 is an apocalyptic number.
72848043 is a deficient number, since it is larger than the sum of its proper divisors (39189285).
72848043 is a wasteful number, since it uses less digits than its factorization.
72848043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2683 (or 2680 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 36.
The square root of 72848043 is about 8535.1065019717. The cubic root of 72848043 is about 417.6437273925.
The spelling of 72848043 in words is "seventy-two million, eight hundred forty-eight thousand, forty-three".
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