Base | Representation |
---|---|
bin | 111111110110001… |
… | …0011111000110110 |
3 | 12112022011020121210 |
4 | 1333230103320312 |
5 | 13341413302410 |
6 | 552325222250 |
7 | 104042303256 |
oct | 17754237066 |
9 | 5468136553 |
10 | 2142322230 |
11 | 9aa315444 |
12 | 4b9561986 |
13 | 281ab86b9 |
14 | 164745966 |
15 | c8127220 |
hex | 7fb13e36 |
2142322230 has 32 divisors (see below), whose sum is σ = 5142901248. Its totient is φ = 571138400.
The previous prime is 2142322183. The next prime is 2142322243. The reversal of 2142322230 is 322232412.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2142322197 and 2142322206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159475 + ... + 172385.
It is an arithmetic number, because the mean of its divisors is an integer number (160715664).
Almost surely, 22142322230 is an apocalyptic number.
2142322230 is an abundant number, since it is smaller than the sum of its proper divisors (3000579018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2142322230 is a wasteful number, since it uses less digits than its factorization.
2142322230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18452.
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 2142322230 is about 46285.2269088097. The cubic root of 2142322230 is about 1289.1247051870.
Adding to 2142322230 its reverse (322232412), we get a palindrome (2464554642).
The spelling of 2142322230 in words is "two billion, one hundred forty-two million, three hundred twenty-two thousand, two hundred thirty".
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