Base | Representation |
---|---|
bin | 101001101111010… |
… | …0110011011001001 |
3 | 10121121100022211221 |
4 | 1103132212123021 |
5 | 10332013440013 |
6 | 350550122041 |
7 | 46464212455 |
oct | 12336463311 |
9 | 3547308757 |
10 | 1400530633 |
11 | 659621437 |
12 | 331050321 |
13 | 194206168 |
14 | d400d665 |
15 | 82e4c08d |
hex | 537a66c9 |
1400530633 has 2 divisors, whose sum is σ = 1400530634. Its totient is φ = 1400530632.
The previous prime is 1400530631. The next prime is 1400530643. The reversal of 1400530633 is 3360350041.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 717596944 + 682933689 = 26788^2 + 26133^2 .
It is an emirp because it is prime and its reverse (3360350041) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1400530633 - 21 = 1400530631 is a prime.
It is a super-2 number, since 2×14005306332 = 3922972107942761378, which contains 22 as substring.
Together with 1400530631, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 1400530598 and 1400530607.
It is not a weakly prime, because it can be changed into another prime (1400530631) 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, 700265316 + 700265317.
It is an arithmetic number, because the mean of its divisors is an integer number (700265317).
Almost surely, 21400530633 is an apocalyptic number.
It is an amenable number.
1400530633 is a deficient number, since it is larger than the sum of its proper divisors (1).
1400530633 is an equidigital number, since it uses as much as digits as its factorization.
1400530633 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3240, while the sum is 25.
The square root of 1400530633 is about 37423.6640776929. The cubic root of 1400530633 is about 1118.8302607213.
Adding to 1400530633 its reverse (3360350041), we get a palindrome (4760880674).
The spelling of 1400530633 in words is "one billion, four hundred million, five hundred thirty thousand, six hundred thirty-three".
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