Base | Representation |
---|---|
bin | 100101000001111… |
… | …1000100011000001 |
3 | 10012121001011111221 |
4 | 1022003320203001 |
5 | 10021042011113 |
6 | 323143435041 |
7 | 42535230241 |
oct | 11203704301 |
9 | 3177034457 |
10 | 1242532033 |
11 | 588416786 |
12 | 2a8155a81 |
13 | 16a566672 |
14 | bb041b21 |
15 | 7413c98d |
hex | 4a0f88c1 |
1242532033 has 2 divisors, whose sum is σ = 1242532034. Its totient is φ = 1242532032.
The previous prime is 1242532001. The next prime is 1242532079. The reversal of 1242532033 is 3302352421.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1137510529 + 105021504 = 33727^2 + 10248^2 .
It is a cyclic number.
It is not a de Polignac number, because 1242532033 - 25 = 1242532001 is a prime.
It is a super-2 number, since 2×12425320332 = 3087771706062226178, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1242531989 and 1242532007.
It is not a weakly prime, because it can be changed into another prime (1242532433) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 621266016 + 621266017.
It is an arithmetic number, because the mean of its divisors is an integer number (621266017).
Almost surely, 21242532033 is an apocalyptic number.
It is an amenable number.
1242532033 is a deficient number, since it is larger than the sum of its proper divisors (1).
1242532033 is an equidigital number, since it uses as much as digits as its factorization.
1242532033 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4320, while the sum is 25.
The square root of 1242532033 is about 35249.5678413225. The cubic root of 1242532033 is about 1075.0678256827.
Adding to 1242532033 its reverse (3302352421), we get a palindrome (4544884454).
The spelling of 1242532033 in words is "one billion, two hundred forty-two million, five hundred thirty-two thousand, thirty-three".
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