Base | Representation |
---|---|
bin | 1010110101100… |
… | …1010011010000 |
3 | 10011112022220122 |
4 | 2231121103100 |
5 | 43114021134 |
6 | 4302125412 |
7 | 1061233352 |
oct | 255312320 |
9 | 104468818 |
10 | 45454544 |
11 | 23726743 |
12 | 13280868 |
13 | 95564a5 |
14 | 60730d2 |
15 | 3ecd02e |
hex | 2b594d0 |
45454544 has 40 divisors (see below), whose sum is σ = 90396000. Its totient is φ = 22134656.
The previous prime is 45454543. The next prime is 45454547. The reversal of 45454544 is 44545454.
It is a super-2 number, since 2×454545442 = 4132231140495872, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45454543) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168842 + ... + 169110.
It is an arithmetic number, because the mean of its divisors is an integer number (2259900).
Almost surely, 245454544 is an apocalyptic number.
It is an amenable number.
45454544 is a deficient number, since it is larger than the sum of its proper divisors (44941456).
45454544 is a wasteful number, since it uses less digits than its factorization.
45454544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 515 (or 509 counting only the distinct ones).
The product of its digits is 128000, while the sum is 35.
The square root of 45454544 is about 6741.9985167604. The cubic root of 45454544 is about 356.8829239451.
Adding to 45454544 its reverse (44545454), we get a palindrome (89999998).
The spelling of 45454544 in words is "forty-five million, four hundred fifty-four thousand, five hundred forty-four".
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