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14225141 = 721717077
BaseRepresentation
bin110110010000…
…111011110101
3222202201020002
4312100323311
512120201031
61224521045
7231624500
oct66207365
928681202
1014225141
118036617
124920185
132c40a58
141c64137
1513aeccb
hexd90ef5

14225141 has 12 divisors (see below), whose sum is σ = 17522028. Its totient is φ = 11475072.

The previous prime is 14225119. The next prime is 14225149. The reversal of 14225141 is 14152241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8726116 + 5499025 = 2954^2 + 2345^2 .

It is not a de Polignac number, because 14225141 - 210 = 14224117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14225149) 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, 7706 + ... + 9371.

It is an arithmetic number, because the mean of its divisors is an integer number (1460169).

Almost surely, 214225141 is an apocalyptic number.

It is an amenable number.

14225141 is a deficient number, since it is larger than the sum of its proper divisors (3296887).

14225141 is a wasteful number, since it uses less digits than its factorization.

14225141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17108 (or 17101 counting only the distinct ones).

The product of its digits is 320, while the sum is 20.

The square root of 14225141 is about 3771.6231253931. The cubic root of 14225141 is about 242.2993188623.

Adding to 14225141 its reverse (14152241), we get a palindrome (28377382).

Subtracting from 14225141 its reverse (14152241), we obtain a square (72900 = 2702).

The spelling of 14225141 in words is "fourteen million, two hundred twenty-five thousand, one hundred forty-one".

Divisors: 1 7 17 49 119 833 17077 119539 290309 836773 2032163 14225141