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13240614 = 232206769
BaseRepresentation
bin110010100000…
…100100100110
3220220200201010
4302200210212
511342144424
61151443050
7220354242
oct62404446
926820633
1013240614
117523962
124526486
1329878aa
141a89422
151268229
hexca0926

13240614 has 8 divisors (see below), whose sum is σ = 26481240. Its totient is φ = 4413536.

The previous prime is 13240613. The next prime is 13240621. The reversal of 13240614 is 41604231.

It is a sphenic number, since it is the product of 3 distinct primes.

13240614 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13240613) 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, 1103379 + ... + 1103390.

It is an arithmetic number, because the mean of its divisors is an integer number (3310155).

Almost surely, 213240614 is an apocalyptic number.

13240614 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13240614 is a wasteful number, since it uses less digits than its factorization.

13240614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2206774.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 13240614 is about 3638.7654499844. The cubic root of 13240614 is about 236.5752866374.

Adding to 13240614 its reverse (41604231), we get a palindrome (54844845).

The spelling of 13240614 in words is "thirteen million, two hundred forty thousand, six hundred fourteen".

Divisors: 1 2 3 6 2206769 4413538 6620307 13240614