Base | Representation |
---|---|
bin | 1111101111110100110000 |
3 | 21202201121200 |
4 | 33233310300 |
5 | 2024044143 |
6 | 224251200 |
7 | 50042061 |
oct | 17576460 |
9 | 7681550 |
10 | 4128048 |
11 | 236a511 |
12 | 1470b00 |
13 | b16c42 |
14 | 796568 |
15 | 5681d3 |
hex | 3efd30 |
4128048 has 60 divisors (see below), whose sum is σ = 11703120. Its totient is φ = 1358208.
The previous prime is 4128041. The next prime is 4128049. The reversal of 4128048 is 8408214.
It is not an unprimeable number, because it can be changed into a prime (4128041) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15565 + ... + 15827.
It is an arithmetic number, because the mean of its divisors is an integer number (195052).
Almost surely, 24128048 is an apocalyptic number.
4128048 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4128048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5851560).
4128048 is an abundant number, since it is smaller than the sum of its proper divisors (7575072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4128048 is a wasteful number, since it uses less digits than its factorization.
4128048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 386 (or 377 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 27.
The square root of 4128048 is about 2031.7598283262. The cubic root of 4128048 is about 160.4162080458.
It can be divided in two parts, 41280 and 48, that added together give a triangular number (41328 = T287).
The spelling of 4128048 in words is "four million, one hundred twenty-eight thousand, forty-eight".
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