Base | Representation |
---|---|
bin | 100110000111… |
… | …100100000000 |
3 | 200210200001200 |
4 | 212013210000 |
5 | 10024224243 |
6 | 554101200 |
7 | 150635334 |
oct | 46074400 |
9 | 20720050 |
10 | 9992448 |
11 | 5705524 |
12 | 341a800 |
13 | 20bb2bb |
14 | 14817c4 |
15 | d25ad3 |
hex | 987900 |
9992448 has 54 divisors (see below), whose sum is σ = 28817334. Its totient is φ = 3330048.
The previous prime is 9992401. The next prime is 9992449. The reversal of 9992448 is 8442999.
It can be written as a sum of positive squares in only one way, i.e., 5531904 + 4460544 = 2352^2 + 2112^2 .
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (9992449) 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, 136 + ... + 4472.
Almost surely, 29992448 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9992448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14408667).
9992448 is an abundant number, since it is smaller than the sum of its proper divisors (18824886).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9992448 is a wasteful number, since it uses less digits than its factorization.
9992448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4359 (or 4342 counting only the distinct ones).
The product of its digits is 186624, while the sum is 45.
The square root of 9992448 is about 3161.0833585972. The cubic root of 9992448 is about 215.3892210423.
It can be divided in two parts, 9992 and 448, that added together give a triangular number (10440 = T144).
The spelling of 9992448 in words is "nine million, nine hundred ninety-two thousand, four hundred forty-eight".
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