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13444214 = 274212281
BaseRepresentation
bin110011010010…
…010001110110
3221022000222212
4303102101312
511420203324
61200053422
7222162650
oct63222166
927260885
1013444214
117652923
124604272
132a29474
141add6d0
1512a870e
hexcd2476

13444214 has 16 divisors (see below), whose sum is σ = 23112096. Its totient is φ = 5745600.

The previous prime is 13444157. The next prime is 13444231. The reversal of 13444214 is 41244431.

It is a happy number.

13444214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13444214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4754 + ... + 7034.

It is an arithmetic number, because the mean of its divisors is an integer number (1444506).

Almost surely, 213444214 is an apocalyptic number.

13444214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13444214 is a deficient number, since it is larger than the sum of its proper divisors (9667882).

13444214 is a wasteful number, since it uses less digits than its factorization.

13444214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2711.

The product of its digits is 1536, while the sum is 23.

The square root of 13444214 is about 3666.6352422896. The cubic root of 13444214 is about 237.7817244099.

Adding to 13444214 its reverse (41244431), we get a palindrome (54688645).

The spelling of 13444214 in words is "thirteen million, four hundred forty-four thousand, two hundred fourteen".

Divisors: 1 2 7 14 421 842 2281 2947 4562 5894 15967 31934 960301 1920602 6722107 13444214