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14718228 = 2237225031
BaseRepresentation
bin111000001001…
…010100010100
31000200202121120
4320021110110
512231440403
61243243540
7236050200
oct70112424
930622546
1014718228
118343028
124b195b0
133084315
141d51b00
15145ae53
hexe09514

14718228 has 36 divisors (see below), whose sum is σ = 39951072. Its totient is φ = 4205040.

The previous prime is 14718227. The next prime is 14718241. The reversal of 14718228 is 82281741.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14718227) 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, 11928 + ... + 13103.

It is an arithmetic number, because the mean of its divisors is an integer number (1109752).

Almost surely, 214718228 is an apocalyptic number.

It is an amenable number.

14718228 is an abundant number, since it is smaller than the sum of its proper divisors (25232844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14718228 is a wasteful number, since it uses less digits than its factorization.

14718228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25052 (or 25043 counting only the distinct ones).

The product of its digits is 7168, while the sum is 33.

The square root of 14718228 is about 3836.4342819863. The cubic root of 14718228 is about 245.0671924548.

Adding to 14718228 its reverse (82281741), we get a palindrome (96999969).

The spelling of 14718228 in words is "fourteen million, seven hundred eighteen thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 294 588 25031 50062 75093 100124 150186 175217 300372 350434 525651 700868 1051302 1226519 2102604 2453038 3679557 4906076 7359114 14718228