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14221234 = 219219697
BaseRepresentation
bin110110001111…
…111110110010
3222202111212101
4312033332302
512120034414
61224451014
7231610216
oct66177662
928674771
1014221234
118033695
124919a6a
132c3c041
141c62946
1513ada74
hexd8ffb2

14221234 has 12 divisors (see below), whose sum is σ = 22514814. Its totient is φ = 6736032.

The previous prime is 14221211. The next prime is 14221237. The reversal of 14221234 is 43212241.

It can be written as a sum of positive squares in only one way, i.e., 13727025 + 494209 = 3705^2 + 703^2 .

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (14221237) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9127 + ... + 10570.

Almost surely, 214221234 is an apocalyptic number.

14221234 is a deficient number, since it is larger than the sum of its proper divisors (8293580).

14221234 is a wasteful number, since it uses less digits than its factorization.

14221234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19737 (or 19718 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 14221234 is about 3771.1051430582. The cubic root of 14221234 is about 242.2771339593.

Adding to 14221234 its reverse (43212241), we get a palindrome (57433475).

The spelling of 14221234 in words is "fourteen million, two hundred twenty-one thousand, two hundred thirty-four".

Divisors: 1 2 19 38 361 722 19697 39394 374243 748486 7110617 14221234