Base | Representation |
---|---|
bin | 1010011110001… |
… | …0110110000000 |
3 | 10001122101222010 |
4 | 2213202312000 |
5 | 42220431033 |
6 | 4205212520 |
7 | 1042214613 |
oct | 247426600 |
9 | 101571863 |
10 | 43920768 |
11 | 22879361 |
12 | 12861140 |
13 | 913a328 |
14 | 5b9417a |
15 | 3cc8863 |
hex | 29e2d80 |
43920768 has 32 divisors (see below), whose sum is σ = 116665560. Its totient is φ = 14640128.
The previous prime is 43920743. The next prime is 43920781. The reversal of 43920768 is 86702934.
It is a tau number, because it is divible by the number of its divisors (32).
It is a congruent number.
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 3 ways as a sum of consecutive naturals, for example, 56805 + ... + 57572.
Almost surely, 243920768 is an apocalyptic number.
43920768 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
43920768 is an abundant number, since it is smaller than the sum of its proper divisors (72744792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43920768 is a wasteful number, since it uses less digits than its factorization.
43920768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114394 (or 114382 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 39.
The square root of 43920768 is about 6627.2745529365. The cubic root of 43920768 is about 352.8227997256.
The spelling of 43920768 in words is "forty-three million, nine hundred twenty thousand, seven hundred sixty-eight".
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