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13244030 = 251324403
BaseRepresentation
bin110010100001…
…011001111110
3220220212101122
4302201121332
511342302110
61151510542
7220400222
oct62413176
926825348
1013244030
117526488
124528452
132989307
141a8a782
151269255
hexca167e

13244030 has 8 divisors (see below), whose sum is σ = 23839272. Its totient is φ = 5297608.

The previous prime is 13244027. The next prime is 13244051. The reversal of 13244030 is 3044231.

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

It is a congruent number.

It is an unprimeable number.

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, 662192 + ... + 662211.

It is an arithmetic number, because the mean of its divisors is an integer number (2979909).

Almost surely, 213244030 is an apocalyptic number.

13244030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13244030 is a deficient number, since it is larger than the sum of its proper divisors (10595242).

13244030 is a wasteful number, since it uses less digits than its factorization.

13244030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324410.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 13244030 is about 3639.2348096818. The cubic root of 13244030 is about 236.5956298957.

Adding to 13244030 its reverse (3044231), we get a palindrome (16288261).

The spelling of 13244030 in words is "thirteen million, two hundred forty-four thousand, thirty".

Divisors: 1 2 5 10 1324403 2648806 6622015 13244030