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14102453 = 119311821
BaseRepresentation
bin110101110010…
…111110110101
3222112110221002
4311302332311
512102234303
61222133045
7230604011
oct65627665
928473832
1014102453
117a62422
124881185
132bc9c61
141c31541
151388788
hexd72fb5

14102453 has 4 divisors (see below), whose sum is σ = 14115468. Its totient is φ = 14089440.

The previous prime is 14102449. The next prime is 14102467. The reversal of 14102453 is 35420141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4355569 + 9746884 = 2087^2 + 3122^2 .

It is a cyclic number.

It is not a de Polignac number, because 14102453 - 22 = 14102449 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14102423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4718 + ... + 7103.

It is an arithmetic number, because the mean of its divisors is an integer number (3528867).

Almost surely, 214102453 is an apocalyptic number.

It is an amenable number.

14102453 is a deficient number, since it is larger than the sum of its proper divisors (13015).

14102453 is a wasteful number, since it uses less digits than its factorization.

14102453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13014.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 14102453 is about 3755.3232883468. The cubic root of 14102453 is about 241.6007178483.

Adding to 14102453 its reverse (35420141), we get a palindrome (49522594).

The spelling of 14102453 in words is "fourteen million, one hundred two thousand, four hundred fifty-three".

Divisors: 1 1193 11821 14102453