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13152043 = 17597477
BaseRepresentation
bin110010001010…
…111100101011
3220202012012201
4302022330223
511331331133
61145521031
7216535102
oct62127453
926665181
1013152043
117473363
1244a3177
132956498
141a65039
15124bd7d
hexc8af2b

13152043 has 4 divisors (see below), whose sum is σ = 13161280. Its totient is φ = 13142808.

The previous prime is 13152037. The next prime is 13152053. The reversal of 13152043 is 34025131.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13152043 - 25 = 13152011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13152043.

It is not an unprimeable number, because it can be changed into a prime (13152053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1980 + ... + 5497.

It is an arithmetic number, because the mean of its divisors is an integer number (3290320).

Almost surely, 213152043 is an apocalyptic number.

13152043 is a deficient number, since it is larger than the sum of its proper divisors (9237).

13152043 is an equidigital number, since it uses as much as digits as its factorization.

13152043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9236.

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

The square root of 13152043 is about 3626.5745545900. The cubic root of 13152043 is about 236.0465949845.

Adding to 13152043 its reverse (34025131), we get a palindrome (47177174).

The spelling of 13152043 in words is "thirteen million, one hundred fifty-two thousand, forty-three".

Divisors: 1 1759 7477 13152043