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13504214 = 223328979
BaseRepresentation
bin110011100000…
…111011010110
3221102002022002
4303200323112
511424113324
61201235302
7222532613
oct63407326
927362262
1013504214
117693a09
124632b32
132a4a879
141b1750a
1512bb3ae
hexce0ed6

13504214 has 8 divisors (see below), whose sum is σ = 20343960. Its totient is φ = 6722896.

The previous prime is 13504187. The next prime is 13504219. The reversal of 13504214 is 41240531.

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 (13504219) 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 3 ways as a sum of consecutive naturals, for example, 14024 + ... + 14955.

It is an arithmetic number, because the mean of its divisors is an integer number (2542995).

Almost surely, 213504214 is an apocalyptic number.

13504214 is a deficient number, since it is larger than the sum of its proper divisors (6839746).

13504214 is a wasteful number, since it uses less digits than its factorization.

13504214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29214.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 13504214 is about 3674.8080221965. The cubic root of 13504214 is about 238.1349304328.

Adding to 13504214 its reverse (41240531), we get a palindrome (54744745).

The spelling of 13504214 in words is "thirteen million, five hundred four thousand, two hundred fourteen".

Divisors: 1 2 233 466 28979 57958 6752107 13504214