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13002373 = 79164587
BaseRepresentation
bin110001100110…
…011010000101
3220110120220101
4301212122011
511312033443
61142404101
7215342536
oct61463205
926416811
1013002373
11738096a
124430631
132903317
141a2668d
15121c84d
hexc66685

13002373 has 4 divisors (see below), whose sum is σ = 13167040. Its totient is φ = 12837708.

The previous prime is 13002323. The next prime is 13002377. The reversal of 13002373 is 37320031.

13002373 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37320031 = 75331433.

It is a cyclic number.

It is not a de Polignac number, because 13002373 - 29 = 13001861 is a prime.

It is a super-2 number, since 2×130023732 = 338123407262258, which contains 22 as substring.

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 13002373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13002377) 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 3 ways as a sum of consecutive naturals, for example, 82215 + ... + 82372.

It is an arithmetic number, because the mean of its divisors is an integer number (3291760).

Almost surely, 213002373 is an apocalyptic number.

It is an amenable number.

13002373 is a deficient number, since it is larger than the sum of its proper divisors (164667).

13002373 is an equidigital number, since it uses as much as digits as its factorization.

13002373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164666.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 13002373 is about 3605.8803363395. The cubic root of 13002373 is about 235.1477748689.

The spelling of 13002373 in words is "thirteen million, two thousand, three hundred seventy-three".

Divisors: 1 79 164587 13002373