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14120211 = 371943823
BaseRepresentation
bin110101110111…
…010100010011
3222120101021210
4311313110103
512103321321
61222351203
7231006540
oct65672423
928511253
1014120211
117a747a6
12488b503
132c05071
141c37bc7
15138db76
hexd77513

14120211 has 32 divisors (see below), whose sum is σ = 23203840. Its totient is φ = 7457184.

The previous prime is 14120177. The next prime is 14120231. The reversal of 14120211 is 11202141.

It is a happy number.

It is not a de Polignac number, because 14120211 - 26 = 14120147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14120231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16746 + ... + 17568.

It is an arithmetic number, because the mean of its divisors is an integer number (725120).

Almost surely, 214120211 is an apocalyptic number.

14120211 is a deficient number, since it is larger than the sum of its proper divisors (9083629).

14120211 is a wasteful number, since it uses less digits than its factorization.

14120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 14120211 is about 3757.6869214984. The cubic root of 14120211 is about 241.7020842793.

Adding to 14120211 its reverse (11202141), we get a palindrome (25322352).

The spelling of 14120211 in words is "fourteen million, one hundred twenty thousand, two hundred eleven".

Divisors: 1 3 7 19 21 43 57 129 133 301 399 817 823 903 2451 2469 5719 5761 15637 17157 17283 35389 46911 106167 109459 247723 328377 672391 743169 2017173 4706737 14120211