Base | Representation |
---|---|
bin | 11001001001110… |
… | …01111110001110 |
3 | 112201000222021101 |
4 | 30210321332032 |
5 | 413004014410 |
6 | 32534253314 |
7 | 5141323636 |
oct | 1444717616 |
9 | 481028241 |
10 | 211001230 |
11 | a9117390 |
12 | 5a7b723a |
13 | 349397cb |
14 | 200476c6 |
15 | 137cdd3a |
hex | c939f8e |
211001230 has 16 divisors (see below), whose sum is σ = 414329904. Its totient is φ = 76727680.
The previous prime is 211001227. The next prime is 211001243. The reversal of 211001230 is 32100112.
211001230 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (10).
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, 958987 + ... + 959206.
It is an arithmetic number, because the mean of its divisors is an integer number (25895619).
Almost surely, 2211001230 is an apocalyptic number.
211001230 is a deficient number, since it is larger than the sum of its proper divisors (203328674).
211001230 is a wasteful number, since it uses less digits than its factorization.
211001230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1918211.
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 211001230 is about 14525.8813846183. The cubic root of 211001230 is about 595.3353381222.
Adding to 211001230 its reverse (32100112), we get a palindrome (243101342).
The spelling of 211001230 in words is "two hundred eleven million, one thousand, two hundred thirty".
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