Base | Representation |
---|---|
bin | 1001000011010111… |
… | …1111110011100001 |
3 | 20021100121112221202 |
4 | 2100311333303201 |
5 | 14434044332311 |
6 | 1041044530545 |
7 | 114135201041 |
oct | 22065776341 |
9 | 6240545852 |
10 | 2430074081 |
11 | 1037793696 |
12 | 5799b0a55 |
13 | 2c95b8576 |
14 | 190a4b721 |
15 | e3516e3b |
hex | 90d7fce1 |
2430074081 has 2 divisors, whose sum is σ = 2430074082. Its totient is φ = 2430074080.
The previous prime is 2430074069. The next prime is 2430074099. The reversal of 2430074081 is 1804700342.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1318851856 + 1111222225 = 36316^2 + 33335^2 .
It is a cyclic number.
It is not a de Polignac number, because 2430074081 - 210 = 2430073057 is a prime.
It is a super-2 number, since 2×24300740812 = 11810520078295989122, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2430074011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215037040 + 1215037041.
It is an arithmetic number, because the mean of its divisors is an integer number (1215037041).
Almost surely, 22430074081 is an apocalyptic number.
It is an amenable number.
2430074081 is a deficient number, since it is larger than the sum of its proper divisors (1).
2430074081 is an equidigital number, since it uses as much as digits as its factorization.
2430074081 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 2430074081 is about 49295.7815740860. The cubic root of 2430074081 is about 1344.4350858425.
The spelling of 2430074081 in words is "two billion, four hundred thirty million, seventy-four thousand, eighty-one".
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