Base | Representation |
---|---|
bin | 11001001101000… |
… | …11001001011110 |
3 | 112201211212012221 |
4 | 30212203021132 |
5 | 413111311110 |
6 | 32551415554 |
7 | 5145066625 |
oct | 1446431136 |
9 | 481755187 |
10 | 211432030 |
11 | a9391017 |
12 | 5a9845ba |
13 | 34a5a914 |
14 | 2011a6bc |
15 | 138667da |
hex | c9a325e |
211432030 has 8 divisors (see below), whose sum is σ = 380577672. Its totient is φ = 84572808.
The previous prime is 211432021. The next prime is 211432051. The reversal of 211432030 is 30234112.
It is a happy number.
211432030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 211431995 and 211432013.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10571592 + ... + 10571611.
It is an arithmetic number, because the mean of its divisors is an integer number (47572209).
Almost surely, 2211432030 is an apocalyptic number.
211432030 is a deficient number, since it is larger than the sum of its proper divisors (169145642).
211432030 is a wasteful number, since it uses less digits than its factorization.
211432030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21143210.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 211432030 is about 14540.7025277323. The cubic root of 211432030 is about 595.7402269414.
Adding to 211432030 its reverse (30234112), we get a palindrome (241666142).
The spelling of 211432030 in words is "two hundred eleven million, four hundred thirty-two thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •