Search a number
-
+
14281589 = 722231307
BaseRepresentation
bin110110011110…
…101101110101
3222212120122202
4312132231311
512124002324
61230034245
7232251200
oct66365565
928776582
1014281589
118074a73
124948985
132c6065a
141c7a937
1513c18ae
hexd9eb75

14281589 has 12 divisors (see below), whose sum is σ = 16700544. Its totient is φ = 12177144.

The previous prime is 14281577. The next prime is 14281591. The reversal of 14281589 is 98518241.

It is not a de Polignac number, because 14281589 - 24 = 14281573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14281529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10274 + ... + 11580.

It is an arithmetic number, because the mean of its divisors is an integer number (1391712).

Almost surely, 214281589 is an apocalyptic number.

It is an amenable number.

14281589 is a deficient number, since it is larger than the sum of its proper divisors (2418955).

14281589 is a wasteful number, since it uses less digits than its factorization.

14281589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544 (or 1537 counting only the distinct ones).

The product of its digits is 23040, while the sum is 38.

The square root of 14281589 is about 3779.0989666850. The cubic root of 14281589 is about 242.6193920894.

The spelling of 14281589 in words is "fourteen million, two hundred eighty-one thousand, five hundred eighty-nine".

Divisors: 1 7 49 223 1307 1561 9149 10927 64043 291461 2040227 14281589