Base | Representation |
---|---|
bin | 1010010010011… |
… | …0011101110000 |
3 | 10000012012112100 |
4 | 2210212131300 |
5 | 42021233133 |
6 | 4140500400 |
7 | 1032522216 |
oct | 244463560 |
9 | 100165470 |
10 | 43149168 |
11 | 223a1677 |
12 | 1254a700 |
13 | 8c2a06a |
14 | 5a32cb6 |
15 | 3bc4e13 |
hex | 2926770 |
43149168 has 60 divisors (see below), whose sum is σ = 122318560. Its totient is φ = 14197248.
The previous prime is 43149151. The next prime is 43149181. The reversal of 43149168 is 86194134.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9480 + ... + 13272.
Almost surely, 243149168 is an apocalyptic number.
43149168 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 43149168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61159280).
43149168 is an abundant number, since it is smaller than the sum of its proper divisors (79169392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43149168 is a wasteful number, since it uses less digits than its factorization.
43149168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3886 (or 3877 counting only the distinct ones).
The product of its digits is 20736, while the sum is 36.
The square root of 43149168 is about 6568.8026306169. The cubic root of 43149168 is about 350.7444508029.
The spelling of 43149168 in words is "forty-three million, one hundred forty-nine thousand, one hundred sixty-eight".
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