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14276869 = 31345613
BaseRepresentation
bin110110011101…
…100100000101
3222212100011221
4312131210011
512123324434
61230000341
7232231345
oct66354405
928770157
1014276869
118071472
1249460b1
132c5b469
141c78d25
1513c02b4
hexd9d905

14276869 has 4 divisors (see below), whose sum is σ = 14322796. Its totient is φ = 14230944.

The previous prime is 14276863. The next prime is 14276881. The reversal of 14276869 is 96867241.

14276869 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 an emirpimes, since its reverse is a distinct semiprime: 96867241 = 175698073.

It can be written as a sum of positive squares in 2 ways, for example, as 214369 + 14062500 = 463^2 + 3750^2 .

It is a cyclic number.

It is not a de Polignac number, because 14276869 - 25 = 14276837 is a prime.

It is a super-2 number, since 2×142768692 = 407657976886322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14276863) 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, 22494 + ... + 23119.

It is an arithmetic number, because the mean of its divisors is an integer number (3580699).

Almost surely, 214276869 is an apocalyptic number.

It is an amenable number.

14276869 is a deficient number, since it is larger than the sum of its proper divisors (45927).

14276869 is an equidigital number, since it uses as much as digits as its factorization.

14276869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45926.

The product of its digits is 145152, while the sum is 43.

The square root of 14276869 is about 3778.4744275964. The cubic root of 14276869 is about 242.5926609437.

The spelling of 14276869 in words is "fourteen million, two hundred seventy-six thousand, eight hundred sixty-nine".

Divisors: 1 313 45613 14276869