Base | Representation |
---|---|
bin | 101000100000… |
… | …0000110111110 |
3 | 1110221210201112 |
4 | 1101000012332 |
5 | 20413442420 |
6 | 2035042022 |
7 | 345326012 |
oct | 121000676 |
9 | 43853645 |
10 | 21234110 |
11 | 10a93557 |
12 | 7140312 |
13 | 4526081 |
14 | 2b6a542 |
15 | 1ce68c5 |
hex | 14401be |
21234110 has 8 divisors (see below), whose sum is σ = 38221416. Its totient is φ = 8493640.
The previous prime is 21234097. The next prime is 21234113. The reversal of 21234110 is 1143212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21234113) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1061696 + ... + 1061715.
It is an arithmetic number, because the mean of its divisors is an integer number (4777677).
Almost surely, 221234110 is an apocalyptic number.
21234110 is a deficient number, since it is larger than the sum of its proper divisors (16987306).
21234110 is a wasteful number, since it uses less digits than its factorization.
21234110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2123418.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 21234110 is about 4608.0483938431. The cubic root of 21234110 is about 276.9138562734.
Adding to 21234110 its reverse (1143212), we get a palindrome (22377322).
The spelling of 21234110 in words is "twenty-one million, two hundred thirty-four thousand, one hundred ten".
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