Base | Representation |
---|---|
bin | 111111001111110… |
… | …1000010111111010 |
3 | 12110220022222222122 |
4 | 1332133220113322 |
5 | 13321242033200 |
6 | 550330321242 |
7 | 103406403245 |
oct | 17637502772 |
9 | 5426288878 |
10 | 2122221050 |
11 | 999a360a4 |
12 | 4b2889222 |
13 | 27a89b201 |
14 | 161bd225c |
15 | c64a6385 |
hex | 7e7e85fa |
2122221050 has 12 divisors (see below), whose sum is σ = 3947331246. Its totient is φ = 848888400.
The previous prime is 2122221029. The next prime is 2122221077. The reversal of 2122221050 is 501222212.
It can be written as a sum of positive squares in 3 ways, for example, as 1756531921 + 365689129 = 41911^2 + 19123^2 .
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21222161 + ... + 21222260.
Almost surely, 22122221050 is an apocalyptic number.
2122221050 is a deficient number, since it is larger than the sum of its proper divisors (1825110196).
2122221050 is a wasteful number, since it uses less digits than its factorization.
2122221050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42444433 (or 42444428 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 17.
The square root of 2122221050 is about 46067.5704807623. The cubic root of 2122221050 is about 1285.0801223843.
Adding to 2122221050 its reverse (501222212), we get a palindrome (2623443262).
The spelling of 2122221050 in words is "two billion, one hundred twenty-two million, two hundred twenty-one thousand, fifty".
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