Base | Representation |
---|---|
bin | 100101010000100… |
… | …1110101110001001 |
3 | 10020010112000022212 |
4 | 1022201032232021 |
5 | 10030024200113 |
6 | 324020354505 |
7 | 42660510641 |
oct | 11241165611 |
9 | 3203460285 |
10 | 1250225033 |
11 | 5917a0632 |
12 | 2aa845a35 |
13 | 16c02b135 |
14 | bc085521 |
15 | 74b5c0a8 |
hex | 4a84eb89 |
1250225033 has 4 divisors (see below), whose sum is σ = 1323767700. Its totient is φ = 1176682368.
The previous prime is 1250224993. The next prime is 1250225047. The reversal of 1250225033 is 3305220521.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3305220521 = 131 ⋅25230691.
It can be written as a sum of positive squares in 2 ways, for example, as 963667849 + 286557184 = 31043^2 + 16928^2 .
It is a cyclic number.
It is not a de Polignac number, because 1250225033 - 214 = 1250208649 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1250225063) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36771308 + ... + 36771341.
It is an arithmetic number, because the mean of its divisors is an integer number (330941925).
Almost surely, 21250225033 is an apocalyptic number.
It is an amenable number.
1250225033 is a deficient number, since it is larger than the sum of its proper divisors (73542667).
1250225033 is an equidigital number, since it uses as much as digits as its factorization.
1250225033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73542666.
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 1250225033 is about 35358.5213633150. The cubic root of 1250225033 is about 1077.2819836574.
Adding to 1250225033 its reverse (3305220521), we get a palindrome (4555445554).
The spelling of 1250225033 in words is "one billion, two hundred fifty million, two hundred twenty-five thousand, thirty-three".
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