Base | Representation |
---|---|
bin | 100101100011011… |
… | …100011010110111 |
3 | 1121220112202222101 |
4 | 211203130122313 |
5 | 2242243022224 |
6 | 142304042531 |
7 | 21420215626 |
oct | 4543343267 |
9 | 1556482871 |
10 | 630048439 |
11 | 2a3711799 |
12 | 157003447 |
13 | a06b9937 |
14 | 5d9696bd |
15 | 3a4a6044 |
hex | 258dc6b7 |
630048439 has 2 divisors, whose sum is σ = 630048440. Its totient is φ = 630048438.
The previous prime is 630048413. The next prime is 630048451. The reversal of 630048439 is 934840036.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 630048439 - 29 = 630047927 is a prime.
It is a super-2 number, since 2×6300484392 = 793922070972673442, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 630048398 and 630048407.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (630048539) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315024219 + 315024220.
It is an arithmetic number, because the mean of its divisors is an integer number (315024220).
Almost surely, 2630048439 is an apocalyptic number.
630048439 is a deficient number, since it is larger than the sum of its proper divisors (1).
630048439 is an equidigital number, since it uses as much as digits as its factorization.
630048439 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 62208, while the sum is 37.
The square root of 630048439 is about 25100.7657054521. The cubic root of 630048439 is about 857.2838585194.
The spelling of 630048439 in words is "six hundred thirty million, forty-eight thousand, four hundred thirty-nine".
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