Base | Representation |
---|---|
bin | 1010001010110… |
… | …0111001100001 |
3 | 2222020220111022 |
4 | 2202230321201 |
5 | 41404314413 |
6 | 4122055225 |
7 | 1025346422 |
oct | 242547141 |
9 | 88226438 |
10 | 42651233 |
11 | 22091559 |
12 | 1234a515 |
13 | 8ab4521 |
14 | 5943649 |
15 | 3b27608 |
hex | 28ace61 |
42651233 has 2 divisors, whose sum is σ = 42651234. Its totient is φ = 42651232.
The previous prime is 42651229. The next prime is 42651253. The reversal of 42651233 is 33215624.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 23746129 + 18905104 = 4873^2 + 4348^2 .
It is a cyclic number.
It is not a de Polignac number, because 42651233 - 22 = 42651229 is a prime.
It is not a weakly prime, because it can be changed into another prime (42651253) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21325616 + 21325617.
It is an arithmetic number, because the mean of its divisors is an integer number (21325617).
Almost surely, 242651233 is an apocalyptic number.
It is an amenable number.
42651233 is a deficient number, since it is larger than the sum of its proper divisors (1).
42651233 is an equidigital number, since it uses as much as digits as its factorization.
42651233 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4320, while the sum is 26.
The square root of 42651233 is about 6530.7911465610. The cubic root of 42651233 is about 349.3900478455.
Adding to 42651233 its reverse (33215624), we get a palindrome (75866857).
The spelling of 42651233 in words is "forty-two million, six hundred fifty-one thousand, two hundred thirty-three".
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