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12382497 = 33458611
BaseRepresentation
bin101111001111…
…000100100001
3212022002121000
4233033010201
511132214442
61121222213
7210151401
oct57170441
925262530
1012382497
116a98176
124191969
13274712a
141904801
151148d4c
hexbcf121

12382497 has 8 divisors (see below), whose sum is σ = 18344480. Its totient is φ = 8254980.

The previous prime is 12382493. The next prime is 12382519. The reversal of 12382497 is 79428321.

12382497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12382497 - 22 = 12382493 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12382493) 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, 229279 + ... + 229332.

It is an arithmetic number, because the mean of its divisors is an integer number (2293060).

Almost surely, 212382497 is an apocalyptic number.

It is an amenable number.

12382497 is a deficient number, since it is larger than the sum of its proper divisors (5961983).

12382497 is an equidigital number, since it uses as much as digits as its factorization.

12382497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458620 (or 458614 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 12382497 is about 3518.8772357103. The cubic root of 12382497 is about 231.3499502681.

The spelling of 12382497 in words is "twelve million, three hundred eighty-two thousand, four hundred ninety-seven".

Divisors: 1 3 9 27 458611 1375833 4127499 12382497