Base | Representation |
---|---|
bin | 111010100000000… |
… | …0101000011101101 |
3 | 12001210122110000122 |
4 | 1311000011003231 |
5 | 13010004024424 |
6 | 522440534325 |
7 | 66433561562 |
oct | 16500050355 |
9 | 5053573018 |
10 | 1962954989 |
11 | 918045156 |
12 | 4694813a5 |
13 | 2538a6838 |
14 | 1489b4869 |
15 | b74e645e |
hex | 750050ed |
1962954989 has 2 divisors, whose sum is σ = 1962954990. Its totient is φ = 1962954988.
The previous prime is 1962954971. The next prime is 1962955003. The reversal of 1962954989 is 9894592691.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1145280964 + 817674025 = 33842^2 + 28595^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1962954989 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1962954289) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 981477494 + 981477495.
It is an arithmetic number, because the mean of its divisors is an integer number (981477495).
Almost surely, 21962954989 is an apocalyptic number.
It is an amenable number.
1962954989 is a deficient number, since it is larger than the sum of its proper divisors (1).
1962954989 is an equidigital number, since it uses as much as digits as its factorization.
1962954989 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 12597120, while the sum is 62.
The square root of 1962954989 is about 44305.2478720072. The cubic root of 1962954989 is about 1252.0935559811.
The spelling of 1962954989 in words is "one billion, nine hundred sixty-two million, nine hundred fifty-four thousand, nine hundred eighty-nine".
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