Base | Representation |
---|---|
bin | 111111010000001… |
… | …1100011101111110 |
3 | 12110220201211200121 |
4 | 1332200130131332 |
5 | 13321320400210 |
6 | 550335045154 |
7 | 103411252324 |
oct | 17640343576 |
9 | 5426654617 |
10 | 2122434430 |
11 | 99a071446 |
12 | 4b29707ba |
13 | 27a94437c |
14 | 161c49d14 |
15 | c64e96da |
hex | 7e81c77e |
2122434430 has 16 divisors (see below), whose sum is σ = 3821852160. Its totient is φ = 848647072.
The previous prime is 2122434401. The next prime is 2122434439. The reversal of 2122434430 is 344342212.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2122434395 and 2122434404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2122434439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12625 + ... + 66364.
It is an arithmetic number, because the mean of its divisors is an integer number (238865760).
Almost surely, 22122434430 is an apocalyptic number.
2122434430 is a deficient number, since it is larger than the sum of its proper divisors (1699417730).
2122434430 is a wasteful number, since it uses less digits than its factorization.
2122434430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81683.
The product of its (nonzero) digits is 4608, while the sum is 25.
The square root of 2122434430 is about 46069.8863684294. The cubic root of 2122434430 is about 1285.1231906604.
Adding to 2122434430 its reverse (344342212), we get a palindrome (2466776642).
The spelling of 2122434430 in words is "two billion, one hundred twenty-two million, four hundred thirty-four thousand, four hundred thirty".
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