Base | Representation |
---|---|
bin | 100111011011… |
… | …0101101100110 |
3 | 1102220012201222 |
4 | 1032312231212 |
5 | 20242440314 |
6 | 2015020342 |
7 | 340463165 |
oct | 116665546 |
9 | 42805658 |
10 | 20671334 |
11 | 10739752 |
12 | 6b0a6b2 |
13 | 4389b78 |
14 | 2a613dc |
15 | 1c34c8e |
hex | 13b6b66 |
20671334 has 8 divisors (see below), whose sum is σ = 31197720. Its totient is φ = 10272096.
The previous prime is 20671331. The next prime is 20671361. The reversal of 20671334 is 43317602.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20671331) 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, 31379 + ... + 32030.
It is an arithmetic number, because the mean of its divisors is an integer number (3899715).
Almost surely, 220671334 is an apocalyptic number.
20671334 is a deficient number, since it is larger than the sum of its proper divisors (10526386).
20671334 is a wasteful number, since it uses less digits than its factorization.
20671334 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63574.
The product of its (nonzero) digits is 3024, while the sum is 26.
The square root of 20671334 is about 4546.5738749084. The cubic root of 20671334 is about 274.4455340547.
Adding to 20671334 its reverse (43317602), we get a palindrome (63988936).
The spelling of 20671334 in words is "twenty million, six hundred seventy-one thousand, three hundred thirty-four".
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