Base | Representation |
---|---|
bin | 11010110101001011… |
… | …00101001100000101 |
3 | 1101011212222201200211 |
4 | 31122211211030011 |
5 | 214000100443411 |
6 | 10341210435421 |
7 | 1016650645414 |
oct | 153245451405 |
9 | 41155881624 |
10 | 14404702981 |
11 | 6122096609 |
12 | 2960132b71 |
13 | 1487408cb6 |
14 | 9a914347b |
15 | 594925221 |
hex | 35a965305 |
14404702981 has 2 divisors, whose sum is σ = 14404702982. Its totient is φ = 14404702980.
The previous prime is 14404702969. The next prime is 14404703083. The reversal of 14404702981 is 18920740441.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7854390625 + 6550312356 = 88625^2 + 80934^2 .
It is a cyclic number.
It is not a de Polignac number, because 14404702981 - 215 = 14404670213 is a prime.
It is a super-2 number, since 2×144047029812 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (14404702951) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7202351490 + 7202351491.
It is an arithmetic number, because the mean of its divisors is an integer number (7202351491).
Almost surely, 214404702981 is an apocalyptic number.
It is an amenable number.
14404702981 is a deficient number, since it is larger than the sum of its proper divisors (1).
14404702981 is an equidigital number, since it uses as much as digits as its factorization.
14404702981 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 64512, while the sum is 40.
The spelling of 14404702981 in words is "fourteen billion, four hundred four million, seven hundred two thousand, nine hundred eighty-one".
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