Base | Representation |
---|---|
bin | 1000010010011100… |
… | …11000110101011101 |
3 | 102111002221220111021 |
4 | 10021032120311131 |
5 | 33103112441411 |
6 | 2013313124141 |
7 | 215161054240 |
oct | 41116306535 |
9 | 12432856437 |
10 | 4449733981 |
11 | 1983839000 |
12 | a42259651 |
13 | 55bb572b4 |
14 | 302d83257 |
15 | 1b09aea71 |
hex | 109398d5d |
4449733981 has 16 divisors (see below), whose sum is σ = 5593580928. Its totient is φ = 3467317920.
The previous prime is 4449733961. The next prime is 4449734099. The reversal of 4449733981 is 1893379444.
It is not a de Polignac number, because 4449733981 - 211 = 4449731933 is a prime.
It is a super-2 number, since 2×44497339812 = 39600265003332216722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4449733931) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229480 + ... + 248113.
It is an arithmetic number, because the mean of its divisors is an integer number (349598808).
Almost surely, 24449733981 is an apocalyptic number.
It is an amenable number.
4449733981 is a deficient number, since it is larger than the sum of its proper divisors (1143846947).
4449733981 is an equidigital number, since it uses as much as digits as its factorization.
4449733981 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 477633 (or 477611 counting only the distinct ones).
The product of its digits is 2612736, while the sum is 52.
The square root of 4449733981 is about 66706.3263941285. The cubic root of 4449733981 is about 1644.7933802441.
The spelling of 4449733981 in words is "four billion, four hundred forty-nine million, seven hundred thirty-three thousand, nine hundred eighty-one".
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