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14221210 = 2510313807
BaseRepresentation
bin110110001111…
…111110011010
3222202111211111
4312033332122
512120034320
61224450534
7231610153
oct66177632
928674744
1014221210
118033673
124919a4a
132c3c023
141c6292a
1513ada5a
hexd8ff9a

14221210 has 16 divisors (see below), whose sum is σ = 25848576. Its totient is φ = 5632848.

The previous prime is 14221171. The next prime is 14221211. The reversal of 14221210 is 1212241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (14221211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5874 + ... + 7933.

It is an arithmetic number, because the mean of its divisors is an integer number (1615536).

Almost surely, 214221210 is an apocalyptic number.

14221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14221210 is a deficient number, since it is larger than the sum of its proper divisors (11627366).

14221210 is a wasteful number, since it uses less digits than its factorization.

14221210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13917.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 14221210 is about 3771.1019609658. The cubic root of 14221210 is about 242.2769976688.

Adding to 14221210 its reverse (1212241), we get a palindrome (15433451).

The spelling of 14221210 in words is "fourteen million, two hundred twenty-one thousand, two hundred ten".

Divisors: 1 2 5 10 103 206 515 1030 13807 27614 69035 138070 1422121 2844242 7110605 14221210