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12982453 = 112195647
BaseRepresentation
bin110001100001…
…100010110101
3220102120120121
4301201202311
511310414303
61142131541
7215230501
oct61414265
926376517
1012982453
117367a00
124420bb1
1328c7233
141a1d301
1512169bd
hexc618b5

12982453 has 12 divisors (see below), whose sum is σ = 15023680. Its totient is φ = 11179080.

The previous prime is 12982433. The next prime is 12982471. The reversal of 12982453 is 35428921.

It is a de Polignac number, because none of the positive numbers 2k-12982453 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12982433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 525 + ... + 5122.

Almost surely, 212982453 is an apocalyptic number.

It is an amenable number.

12982453 is a deficient number, since it is larger than the sum of its proper divisors (2041227).

12982453 is a wasteful number, since it uses less digits than its factorization.

12982453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5688 (or 5677 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 12982453 is about 3603.1171227147. The cubic root of 12982453 is about 235.0276291643.

The spelling of 12982453 in words is "twelve million, nine hundred eighty-two thousand, four hundred fifty-three".

Divisors: 1 11 19 121 209 2299 5647 62117 107293 683287 1180223 12982453