Base | Representation |
---|---|
bin | 100011111010… |
… | …0110010100100 |
3 | 1022102120210002 |
4 | 1013310302210 |
5 | 14310002302 |
6 | 1511320432 |
7 | 316016306 |
oct | 107646244 |
9 | 38376702 |
10 | 18828452 |
11 | a6a0105 |
12 | 6380118 |
13 | 3b930c6 |
14 | 2701976 |
15 | 19bdc02 |
hex | 11f4ca4 |
18828452 has 24 divisors (see below), whose sum is σ = 35375256. Its totient is φ = 8736768.
The previous prime is 18828451. The next prime is 18828461. The reversal of 18828452 is 25482881.
It can be written as a sum of positive squares in 4 ways, for example, as 2876416 + 15952036 = 1696^2 + 3994^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18828451) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3068 + ... + 6860.
It is an arithmetic number, because the mean of its divisors is an integer number (1473969).
Almost surely, 218828452 is an apocalyptic number.
It is an amenable number.
18828452 is a deficient number, since it is larger than the sum of its proper divisors (16546804).
18828452 is a wasteful number, since it uses less digits than its factorization.
18828452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3887 (or 3885 counting only the distinct ones).
The product of its digits is 40960, while the sum is 38.
The square root of 18828452 is about 4339.1764195524. The cubic root of 18828452 is about 266.0346497912.
The spelling of 18828452 in words is "eighteen million, eight hundred twenty-eight thousand, four hundred fifty-two".
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