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14213454 = 235940151
BaseRepresentation
bin110110001110…
…000101001110
3222202010012020
4312032011032
512114312304
61224351010
7231545433
oct66160516
928663166
1014213454
118028862
124915466
132c38638
141c5db8a
1513ab5d9
hexd8e14e

14213454 has 16 divisors (see below), whose sum is σ = 28909440. Its totient is φ = 4657400.

The previous prime is 14213453. The next prime is 14213461. The reversal of 14213454 is 45431241.

14213454 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×142134542 = 404044549220232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14213453) 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, 19722 + ... + 20429.

It is an arithmetic number, because the mean of its divisors is an integer number (1806840).

Almost surely, 214213454 is an apocalyptic number.

14213454 is an abundant number, since it is smaller than the sum of its proper divisors (14695986).

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

14213454 is a wasteful number, since it uses less digits than its factorization.

14213454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40215.

The product of its digits is 1920, while the sum is 24.

The square root of 14213454 is about 3770.0734740851. The cubic root of 14213454 is about 242.2329451091.

Adding to 14213454 its reverse (45431241), we get a palindrome (59644695).

The spelling of 14213454 in words is "fourteen million, two hundred thirteen thousand, four hundred fifty-four".

Divisors: 1 2 3 6 59 118 177 354 40151 80302 120453 240906 2368909 4737818 7106727 14213454