Base | Representation |
---|---|
bin | 11010100000011100… |
… | …10001010000001001 |
3 | 1100201202210112212211 |
4 | 31100032101100021 |
5 | 213121042213344 |
6 | 10312035505121 |
7 | 1012436654461 |
oct | 152016212011 |
9 | 40652715784 |
10 | 14230819849 |
11 | 6042a21644 |
12 | 2911a581a1 |
13 | 145a39737c |
14 | 98dddcba1 |
15 | 584529334 |
hex | 350391409 |
14230819849 has 3 divisors (see below), whose sum is σ = 14230939143. Its totient is φ = 14230700556.
The previous prime is 14230819829. The next prime is 14230819859. The reversal of 14230819849 is 94891803241.
The square root of 14230819849 is 119293.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in only one way, i.e., 1671583225 + 12559236624 = 40885^2 + 112068^2 .
It is not a de Polignac number, because 14230819849 - 25 = 14230819817 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14230819819) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 59647 + ... + 178939.
It is an arithmetic number, because the mean of its divisors is an integer number (4743646381).
Almost surely, 214230819849 is an apocalyptic number.
14230819849 is the 119293-rd square number.
14230819849 is the 59647-th centered octagonal number.
It is an amenable number.
14230819849 is a deficient number, since it is larger than the sum of its proper divisors (119294).
14230819849 is an frugal number, since it uses more digits than its factorization.
14230819849 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 238586 (or 119293 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 49.
Multiplying 14230819849 by its sum of digits (49), we get a square (697310172601 = 8350512).
The spelling of 14230819849 in words is "fourteen billion, two hundred thirty million, eight hundred nineteen thousand, eight hundred forty-nine".
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