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16453 is a prime number
BaseRepresentation
bin100000001000101
3211120101
410001011
51011303
6204101
765653
oct40105
924511
1016453
11113a8
129631
137648
145dd3
154d1d
hex4045

16453 has 2 divisors, whose sum is σ = 16454. Its totient is φ = 16452.

The previous prime is 16451. The next prime is 16477. The reversal of 16453 is 35461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16129 + 324 = 127^2 + 18^2 .

It is an emirp because it is prime and its reverse (35461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16453 - 21 = 16451 is a prime.

Together with 16451, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 1 + 62 + 47 + 5 + 33 .

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 16453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226 + 8227.

It is an arithmetic number, because the mean of its divisors is an integer number (8227).

216453 is an apocalyptic number.

It is an amenable number.

16453 is a deficient number, since it is larger than the sum of its proper divisors (1).

16453 is an equidigital number, since it uses as much as digits as its factorization.

16453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 19.

The square root of 16453 is about 128.2692480683. The cubic root of 16453 is about 25.4340214120.

The spelling of 16453 in words is "sixteen thousand, four hundred fifty-three".