Base | Representation |
---|---|
bin | 10010110100110111… |
… | …110111001111010010 |
3 | 1221011202222112112220 |
4 | 102310313313033102 |
5 | 312344342142432 |
6 | 13141505001510 |
7 | 1313634445323 |
oct | 226467671722 |
9 | 57152875486 |
10 | 20214412242 |
11 | 8633566122 |
12 | 3b01923296 |
13 | 1ba1c39b9b |
14 | d9a97a44a |
15 | 7d49c072c |
hex | 4b4df73d2 |
20214412242 has 48 divisors (see below), whose sum is σ = 43003039872. Its totient is φ = 6329897280.
The previous prime is 20214412223. The next prime is 20214412243. The reversal of 20214412242 is 24221441202.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (20214412243) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132567 + ... + 240837.
It is an arithmetic number, because the mean of its divisors is an integer number (895896664).
Almost surely, 220214412242 is an apocalyptic number.
20214412242 is an abundant number, since it is smaller than the sum of its proper divisors (22788627630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20214412242 is a wasteful number, since it uses less digits than its factorization.
20214412242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108371 (or 108342 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 24.
Adding to 20214412242 its reverse (24221441202), we get a palindrome (44435853444).
The spelling of 20214412242 in words is "twenty billion, two hundred fourteen million, four hundred twelve thousand, two hundred forty-two".
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