Base | Representation |
---|---|
bin | 10010110000101100… |
… | …100100110011101110 |
3 | 1220222220010201102000 |
4 | 102300230210303232 |
5 | 312223423004202 |
6 | 13130523113130 |
7 | 1312124046525 |
oct | 226054446356 |
9 | 56886121360 |
10 | 20144344302 |
11 | 85a7a59035 |
12 | 3aa23727a6 |
13 | 1b90576474 |
14 | d9153b4bc |
15 | 7cd77e91c |
hex | 4b0b24cee |
20144344302 has 16 divisors (see below), whose sum is σ = 44765209680. Its totient is φ = 6714781416.
The previous prime is 20144344273. The next prime is 20144344309. The reversal of 20144344302 is 20344344102.
It is a happy number.
20144344302 is a `hidden beast` number, since 2 + 0 + 14 + 4 + 344 + 302 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20144344309) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186521653 + ... + 186521760.
It is an arithmetic number, because the mean of its divisors is an integer number (2797825605).
Almost surely, 220144344302 is an apocalyptic number.
20144344302 is an abundant number, since it is smaller than the sum of its proper divisors (24620865378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20144344302 is a wasteful number, since it uses less digits than its factorization.
20144344302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 373043424 (or 373043418 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 27.
Adding to 20144344302 its reverse (20344344102), we get a palindrome (40488688404).
The spelling of 20144344302 in words is "twenty billion, one hundred forty-four million, three hundred forty-four thousand, three hundred two".
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