Base | Representation |
---|---|
bin | 111111011110011… |
… | …010110110111111 |
3 | 2202012212111121002 |
4 | 333132122312333 |
5 | 4140111021233 |
6 | 253401200515 |
7 | 35250555155 |
oct | 7736326677 |
9 | 2665774532 |
10 | 1064938943 |
11 | 4a7148432 |
12 | 25879013b |
13 | 13c8261b3 |
14 | a16133d5 |
15 | 6375c6e8 |
hex | 3f79adbf |
1064938943 has 2 divisors, whose sum is σ = 1064938944. Its totient is φ = 1064938942.
The previous prime is 1064938933. The next prime is 1064938969. The reversal of 1064938943 is 3498394601.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1064938943 is a prime.
It is a super-2 number, since 2×10649389432 = 2268189904635914498, which contains 22 as substring.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1064938913) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532469471 + 532469472.
It is an arithmetic number, because the mean of its divisors is an integer number (532469472).
Almost surely, 21064938943 is an apocalyptic number.
1064938943 is a deficient number, since it is larger than the sum of its proper divisors (1).
1064938943 is an equidigital number, since it uses as much as digits as its factorization.
1064938943 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 559872, while the sum is 47.
The square root of 1064938943 is about 32633.4022590351. The cubic root of 1064938943 is about 1021.1939571846.
The spelling of 1064938943 in words is "one billion, sixty-four million, nine hundred thirty-eight thousand, nine hundred forty-three".
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