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13014243 = 3311291511
BaseRepresentation
bin110001101001…
…010011100011
3220111012012000
4301221103203
511312423433
61142535043
7215422254
oct61512343
926435160
1013014243
117389880
124437483
132908848
141a2ab2b
151221113
hexc694e3

13014243 has 32 divisors (see below), whose sum is σ = 21772800. Its totient is φ = 7610400.

The previous prime is 13014193. The next prime is 13014247. The reversal of 13014243 is 34241031.

13014243 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13014243 - 29 = 13013731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13014247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7858 + ... + 9368.

It is an arithmetic number, because the mean of its divisors is an integer number (680400).

Almost surely, 213014243 is an apocalyptic number.

13014243 is a deficient number, since it is larger than the sum of its proper divisors (8758557).

13014243 is a wasteful number, since it uses less digits than its factorization.

13014243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560 (or 1554 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 13014243 is about 3607.5258834830. The cubic root of 13014243 is about 235.2193093789.

Adding to 13014243 its reverse (34241031), we get a palindrome (47255274).

The spelling of 13014243 in words is "thirteen million, fourteen thousand, two hundred forty-three".

Divisors: 1 3 9 11 27 29 33 87 99 261 297 319 783 957 1511 2871 4533 8613 13599 16621 40797 43819 49863 131457 149589 394371 448767 482009 1183113 1446027 4338081 13014243