Base | Representation |
---|---|
bin | 111010101101100110000 |
3 | 10121202002010 |
4 | 13111230300 |
5 | 443031023 |
6 | 105122520 |
7 | 22232001 |
oct | 7255460 |
9 | 3552063 |
10 | 1923888 |
11 | 10a449a |
12 | 789440 |
13 | 5248c5 |
14 | 3811a8 |
15 | 280093 |
hex | 1d5b30 |
1923888 has 40 divisors (see below), whose sum is σ = 5022000. Its totient is φ = 634624.
The previous prime is 1923877. The next prime is 1923893. The reversal of 1923888 is 8883291.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7018 + ... + 7286.
It is an arithmetic number, because the mean of its divisors is an integer number (125550).
21923888 is an apocalyptic number.
It is an amenable number.
1923888 is an abundant number, since it is smaller than the sum of its proper divisors (3098112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1923888 is a wasteful number, since it uses less digits than its factorization.
1923888 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 429 (or 423 counting only the distinct ones).
The product of its digits is 27648, while the sum is 39.
The square root of 1923888 is about 1387.0428976784. The cubic root of 1923888 is about 124.3731389501.
It can be divided in two parts, 192 and 3888, that multiplied together give a square (746496 = 8642).
The spelling of 1923888 in words is "one million, nine hundred twenty-three thousand, eight hundred eighty-eight".
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