Base | Representation |
---|---|
bin | 1010010000111… |
… | …0000000111100 |
3 | 10000000010011011 |
4 | 2210032000330 |
5 | 42010032040 |
6 | 4134405004 |
7 | 1031624230 |
oct | 244160074 |
9 | 100003134 |
10 | 43049020 |
11 | 22333403 |
12 | 12500764 |
13 | 8bc35c1 |
14 | 5a085c0 |
15 | 3ba53ea |
hex | 290e03c |
43049020 has 48 divisors (see below), whose sum is σ = 105735168. Its totient is φ = 14414400.
The previous prime is 43049011. The next prime is 43049101. The reversal of 43049020 is 2094034.
It is a junction number, because it is equal to n+sod(n) for n = 43048982 and 43049000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2445 + ... + 9595.
It is an arithmetic number, because the mean of its divisors is an integer number (2202816).
Almost surely, 243049020 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 43049020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52867584).
43049020 is an abundant number, since it is smaller than the sum of its proper divisors (62686148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43049020 is a wasteful number, since it uses less digits than its factorization.
43049020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7210 (or 7208 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 43049020 is about 6561.1751996117. The cubic root of 43049020 is about 350.4728846079.
The spelling of 43049020 in words is "forty-three million, forty-nine thousand, twenty".
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