Base | Representation |
---|---|
bin | 11010000101100010… |
… | …10011010101101001 |
3 | 1100011001002221012101 |
4 | 31002301103111221 |
5 | 212140302404114 |
6 | 10233414213401 |
7 | 1004026401445 |
oct | 150261232551 |
9 | 40131087171 |
10 | 14005122409 |
11 | 5a37587833 |
12 | 286a354261 |
13 | 14226b35a5 |
14 | 96c04b825 |
15 | 56e7e5d74 |
hex | 342c53569 |
14005122409 has 2 divisors, whose sum is σ = 14005122410. Its totient is φ = 14005122408.
The previous prime is 14005122401. The next prime is 14005122437. The reversal of 14005122409 is 90422150041.
It is an a-pointer prime, because the next prime (14005122437) can be obtained adding 14005122409 to its sum of digits (28).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12044404009 + 1960718400 = 109747^2 + 44280^2 .
It is a cyclic number.
It is not a de Polignac number, because 14005122409 - 23 = 14005122401 is a prime.
It is a super-2 number, since 2×140051224092 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (14005122401) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7002561204 + 7002561205.
It is an arithmetic number, because the mean of its divisors is an integer number (7002561205).
Almost surely, 214005122409 is an apocalyptic number.
It is an amenable number.
14005122409 is a deficient number, since it is larger than the sum of its proper divisors (1).
14005122409 is an equidigital number, since it uses as much as digits as its factorization.
14005122409 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2880, while the sum is 28.
The spelling of 14005122409 in words is "fourteen billion, five million, one hundred twenty-two thousand, four hundred nine".
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