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19252 = 224813
BaseRepresentation
bin100101100110100
3222102001
410230310
51104002
6225044
7110062
oct45464
928361
1019252
1113512
12b184
1389bc
147032
155a87
hex4b34

19252 has 6 divisors (see below), whose sum is σ = 33698. Its totient is φ = 9624.

The previous prime is 19249. The next prime is 19259. The reversal of 19252 is 25291.

It can be written as a sum of positive squares in only one way, i.e., 17956 + 1296 = 134^2 + 36^2 .

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2403 + ... + 2410.

219252 is an apocalyptic number.

It is an amenable number.

19252 is a deficient number, since it is larger than the sum of its proper divisors (14446).

19252 is a wasteful number, since it uses less digits than its factorization.

19252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4817 (or 4815 counting only the distinct ones).

The product of its digits is 180, while the sum is 19.

The square root of 19252 is about 138.7515765676. The cubic root of 19252 is about 26.8014701800.

The spelling of 19252 in words is "nineteen thousand, two hundred fifty-two".

Divisors: 1 2 4 4813 9626 19252