Base | Representation |
---|---|
bin | 1010110101100… |
… | …1001100111111 |
3 | 10011112022100210 |
4 | 2231121030333 |
5 | 43114013033 |
6 | 4302123503 |
7 | 1061232240 |
oct | 255311477 |
9 | 104468323 |
10 | 45454143 |
11 | 23726409 |
12 | 13280593 |
13 | 9556257 |
14 | 6072cc7 |
15 | 3eccd63 |
hex | 2b5933f |
45454143 has 8 divisors (see below), whose sum is σ = 69263488. Its totient is φ = 25973784.
The previous prime is 45454133. The next prime is 45454147. The reversal of 45454143 is 34145454.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 45454143 - 24 = 45454127 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a self number, because there is not a number n which added to its sum of digits gives 45454143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45454147) 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, 1082221 + ... + 1082262.
It is an arithmetic number, because the mean of its divisors is an integer number (8657936).
Almost surely, 245454143 is an apocalyptic number.
45454143 is a deficient number, since it is larger than the sum of its proper divisors (23809345).
45454143 is a wasteful number, since it uses less digits than its factorization.
45454143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2164493.
The product of its digits is 19200, while the sum is 30.
The square root of 45454143 is about 6741.9687777384. The cubic root of 45454143 is about 356.8818744682.
Adding to 45454143 its reverse (34145454), we get a palindrome (79599597).
The spelling of 45454143 in words is "forty-five million, four hundred fifty-four thousand, one hundred forty-three".
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