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13883229 = 321542581
BaseRepresentation
bin110100111101…
…011101011101
3222010100012200
4310331131131
512023230404
61213322113
7226001613
oct64753535
928110180
1013883229
117922748
124796339
132b51239
141bb56b3
151343839
hexd3d75d

13883229 has 6 divisors (see below), whose sum is σ = 20053566. Its totient is φ = 9255480.

The previous prime is 13883227. The next prime is 13883291. The reversal of 13883229 is 92238831.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 13860729 + 22500 = 3723^2 + 150^2 .

It is not a de Polignac number, because 13883229 - 21 = 13883227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13883193 and 13883202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13883227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 771282 + ... + 771299.

It is an arithmetic number, because the mean of its divisors is an integer number (3342261).

Almost surely, 213883229 is an apocalyptic number.

It is an amenable number.

13883229 is a deficient number, since it is larger than the sum of its proper divisors (6170337).

13883229 is a wasteful number, since it uses less digits than its factorization.

13883229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1542587 (or 1542584 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 13883229 is about 3726.0205313444. The cubic root of 13883229 is about 240.3422720589.

The spelling of 13883229 in words is "thirteen million, eight hundred eighty-three thousand, two hundred twenty-nine".

Divisors: 1 3 9 1542581 4627743 13883229