Base | Representation |
---|---|
bin | 100110110000… |
… | …1010010000110 |
3 | 1102020102201222 |
4 | 1031201102012 |
5 | 20200241124 |
6 | 2003320342 |
7 | 334505051 |
oct | 115412206 |
9 | 42212658 |
10 | 20321414 |
11 | 1051a863 |
12 | 69800b2 |
13 | 4296809 |
14 | 29ada98 |
15 | 1bb625e |
hex | 1361486 |
20321414 has 8 divisors (see below), whose sum is σ = 30575208. Its totient is φ = 10129680.
The previous prime is 20321401. The next prime is 20321417. The reversal of 20321414 is 41412302.
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 = 20321392 and 20321401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20321417) 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, 14687 + ... + 16010.
It is an arithmetic number, because the mean of its divisors is an integer number (3821901).
Almost surely, 220321414 is an apocalyptic number.
20321414 is a deficient number, since it is larger than the sum of its proper divisors (10253794).
20321414 is a wasteful number, since it uses less digits than its factorization.
20321414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31030.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 20321414 is about 4507.9279053685. The cubic root of 20321414 is about 272.8881274458. Note that the first 3 decimals are identical.
Adding to 20321414 its reverse (41412302), we get a palindrome (61733716).
The spelling of 20321414 in words is "twenty million, three hundred twenty-one thousand, four hundred fourteen".
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