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12938301 = 324773419
BaseRepresentation
bin110001010110…
…110000111101
3220100100000100
4301112300331
511303011201
61141151313
7214654665
oct61266075
926310010
1012938301
117337812
1243bb539
1328b00cc
141a0b1a5
151208886
hexc56c3d

12938301 has 24 divisors (see below), whose sum is σ = 19393920. Its totient is φ = 8306496.

The previous prime is 12938293. The next prime is 12938323. The reversal of 12938301 is 10383921.

It is not a de Polignac number, because 12938301 - 23 = 12938293 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12938371) 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 23 ways as a sum of consecutive naturals, for example, 30670 + ... + 31088.

It is an arithmetic number, because the mean of its divisors is an integer number (808080).

Almost surely, 212938301 is an apocalyptic number.

It is an amenable number.

12938301 is a deficient number, since it is larger than the sum of its proper divisors (6455619).

12938301 is a wasteful number, since it uses less digits than its factorization.

12938301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545 (or 542 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 12938301 is about 3596.9849874582. The cubic root of 12938301 is about 234.7608915456.

The spelling of 12938301 in words is "twelve million, nine hundred thirty-eight thousand, three hundred one".

Divisors: 1 3 9 47 73 141 219 419 423 657 1257 3431 3771 10293 19693 30587 30879 59079 91761 177237 275283 1437589 4312767 12938301