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13382499 = 313343141
BaseRepresentation
bin110011000011…
…001101100011
3221011220100010
4303003031203
511411214444
61154500003
7221515014
oct63031543
927156303
1013382499
117610519
124594603
132a07350
141ac500b
1512952b9
hexcc3363

13382499 has 8 divisors (see below), whose sum is σ = 19215952. Its totient is φ = 8235360.

The previous prime is 13382497. The next prime is 13382507. The reversal of 13382499 is 99428331.

13382499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13382499 - 21 = 13382497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 343141 = 13382499 / (1 + 3 + 3 + 8 + 2 + 4 + 9 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13382491) 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, 171532 + ... + 171609.

It is an arithmetic number, because the mean of its divisors is an integer number (2401994).

Almost surely, 213382499 is an apocalyptic number.

13382499 is a deficient number, since it is larger than the sum of its proper divisors (5833453).

13382499 is a wasteful number, since it uses less digits than its factorization.

13382499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343157.

The product of its digits is 46656, while the sum is 39.

The square root of 13382499 is about 3658.2098080892. The cubic root of 13382499 is about 237.4173245013.

The spelling of 13382499 in words is "thirteen million, three hundred eighty-two thousand, four hundred ninety-nine".

Divisors: 1 3 13 39 343141 1029423 4460833 13382499