Base | Representation |
---|---|
bin | 100100011101000… |
… | …1011100011001110 |
3 | 10011020200120100001 |
4 | 1020322023203032 |
5 | 10001120224324 |
6 | 321213354514 |
7 | 42212060311 |
oct | 11072134316 |
9 | 3136616301 |
10 | 1223211214 |
11 | 57851a765 |
12 | 2a1798a3a |
13 | 166560424 |
14 | b8652978 |
15 | 725c2e44 |
hex | 48e8b8ce |
1223211214 has 16 divisors (see below), whose sum is σ = 1876436352. Its totient is φ = 597881088.
The previous prime is 1223211193. The next prime is 1223211233. The reversal of 1223211214 is 4121123221.
It is a junction number, because it is equal to n+sod(n) for n = 1223211191 and 1223211200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20574 + ... + 53569.
It is an arithmetic number, because the mean of its divisors is an integer number (117277272).
Almost surely, 21223211214 is an apocalyptic number.
1223211214 is a deficient number, since it is larger than the sum of its proper divisors (653225138).
1223211214 is a wasteful number, since it uses less digits than its factorization.
1223211214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74331.
The product of its digits is 192, while the sum is 19.
The square root of 1223211214 is about 34974.4365787356. The cubic root of 1223211214 is about 1069.4664163473.
Adding to 1223211214 its reverse (4121123221), we get a palindrome (5344334435).
The spelling of 1223211214 in words is "one billion, two hundred twenty-three million, two hundred eleven thousand, two hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •