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12363897 = 371345289
BaseRepresentation
bin101111001010…
…100001111001
3212021011002010
4233022201321
511131121042
61121000133
7210043230
oct57124171
925234063
1012363897
116a851a7
124183049
13273b820
1418dbb17
15114359c
hexbca879

12363897 has 16 divisors (see below), whose sum is σ = 20289920. Its totient is φ = 6521472.

The previous prime is 12363887. The next prime is 12363931. The reversal of 12363897 is 79836321.

It is not a de Polignac number, because 12363897 - 24 = 12363881 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (12363817) 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 15 ways as a sum of consecutive naturals, for example, 22372 + ... + 22917.

It is an arithmetic number, because the mean of its divisors is an integer number (1268120).

Almost surely, 212363897 is an apocalyptic number.

It is an amenable number.

12363897 is a deficient number, since it is larger than the sum of its proper divisors (7926023).

12363897 is a wasteful number, since it uses less digits than its factorization.

12363897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45312.

The product of its digits is 54432, while the sum is 39.

The square root of 12363897 is about 3516.2333540310. The cubic root of 12363897 is about 231.2340537336.

The spelling of 12363897 in words is "twelve million, three hundred sixty-three thousand, eight hundred ninety-seven".

Divisors: 1 3 7 13 21 39 91 273 45289 135867 317023 588757 951069 1766271 4121299 12363897