Base | Representation |
---|---|
bin | 111011101001000… |
… | …0001011100101110 |
3 | 12011110122011110112 |
4 | 1313102001130232 |
5 | 13044302310410 |
6 | 530324540022 |
7 | 100410013622 |
oct | 16722013456 |
9 | 5143564415 |
10 | 2001213230 |
11 | 9376a6135 |
12 | 47a251612 |
13 | 25b7b0653 |
14 | 14dad3182 |
15 | baa52105 |
hex | 7748172e |
2001213230 has 16 divisors (see below), whose sum is σ = 3602738304. Its totient is φ = 800362080.
The previous prime is 2001213173. The next prime is 2001213241. The reversal of 2001213230 is 323121002.
It is a happy number.
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, 82364 + ... + 103856.
It is an arithmetic number, because the mean of its divisors is an integer number (225171144).
Almost surely, 22001213230 is an apocalyptic number.
2001213230 is a deficient number, since it is larger than the sum of its proper divisors (1601525074).
2001213230 is a wasteful number, since it uses less digits than its factorization.
2001213230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30811.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 2001213230 is about 44734.9218173006. The cubic root of 2001213230 is about 1260.1757607339.
Adding to 2001213230 its reverse (323121002), we get a palindrome (2324334232).
The spelling of 2001213230 in words is "two billion, one million, two hundred thirteen thousand, two hundred thirty".
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