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20334310 = 2513914629
BaseRepresentation
bin100110110010…
…0011011100110
31102021002102121
41031210123212
520201144220
62003500154
7334560463
oct115443346
942232377
1020334310
1110529517
12698765a
13429c649
1429b466a
151bb9eaa
hex13646e6

20334310 has 16 divisors (see below), whose sum is σ = 36867600. Its totient is φ = 8074656.

The previous prime is 20334283. The next prime is 20334311. The reversal of 20334310 is 1343302.

It is a super-2 number, since 2×203343102 = 826968326352200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20334311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5925 + ... + 8704.

It is an arithmetic number, because the mean of its divisors is an integer number (2304225).

Almost surely, 220334310 is an apocalyptic number.

20334310 is a deficient number, since it is larger than the sum of its proper divisors (16533290).

20334310 is a wasteful number, since it uses less digits than its factorization.

20334310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14775.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 20334310 is about 4509.3580474387. The cubic root of 20334310 is about 272.9458403119.

Adding to 20334310 its reverse (1343302), we get a palindrome (21677612).

The spelling of 20334310 in words is "twenty million, three hundred thirty-four thousand, three hundred ten".

Divisors: 1 2 5 10 139 278 695 1390 14629 29258 73145 146290 2033431 4066862 10167155 20334310