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14250213 = 321583357
BaseRepresentation
bin110110010111…
…000011100101
3222210222121200
4312113003211
512122001323
61225233113
7232060545
oct66270345
928728550
1014250213
11805343a
124932799
132c4c2a3
141c6d325
1513b7443
hexd970e5

14250213 has 6 divisors (see below), whose sum is σ = 20583654. Its totient is φ = 9500136.

The previous prime is 14250193. The next prime is 14250227. The reversal of 14250213 is 31205241.

It can be written as a sum of positive squares in only one way, i.e., 13264164 + 986049 = 3642^2 + 993^2 .

It is not a de Polignac number, because 14250213 - 28 = 14249957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14250263) 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 5 ways as a sum of consecutive naturals, for example, 791670 + ... + 791687.

It is an arithmetic number, because the mean of its divisors is an integer number (3430609).

Almost surely, 214250213 is an apocalyptic number.

It is an amenable number.

14250213 is a deficient number, since it is larger than the sum of its proper divisors (6333441).

14250213 is a wasteful number, since it uses less digits than its factorization.

14250213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1583363 (or 1583360 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 14250213 is about 3774.9454300692. The cubic root of 14250213 is about 242.4415872345.

Adding to 14250213 its reverse (31205241), we get a palindrome (45455454).

The spelling of 14250213 in words is "fourteen million, two hundred fifty thousand, two hundred thirteen".

Divisors: 1 3 9 1583357 4750071 14250213