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14387369 = 71202639
BaseRepresentation
bin110110111000…
…100010101001
31000001221202112
4312320202221
512140343434
61232212105
7233201453
oct66704251
930057675
1014387369
118137497
12499a035
132c99849
141ca72d3
1513e2dce
hexdb88a9

14387369 has 4 divisors (see below), whose sum is σ = 14590080. Its totient is φ = 14184660.

The previous prime is 14387363. The next prime is 14387371. The reversal of 14387369 is 96378341.

14387369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14387369 - 24 = 14387353 is a prime.

It is a super-2 number, since 2×143873692 = 413992773484322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14387363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101249 + ... + 101390.

It is an arithmetic number, because the mean of its divisors is an integer number (3647520).

Almost surely, 214387369 is an apocalyptic number.

It is an amenable number.

14387369 is a deficient number, since it is larger than the sum of its proper divisors (202711).

14387369 is an equidigital number, since it uses as much as digits as its factorization.

14387369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202710.

The product of its digits is 108864, while the sum is 41.

The square root of 14387369 is about 3793.0685467046. The cubic root of 14387369 is about 243.2169254094.

The spelling of 14387369 in words is "fourteen million, three hundred eighty-seven thousand, three hundred sixty-nine".

Divisors: 1 71 202639 14387369