Base | Representation |
---|---|
bin | 1010101101110… |
… | …1000001010001 |
3 | 10010120110121202 |
4 | 2223131001101 |
5 | 43001223424 |
6 | 4243200545 |
7 | 1054013261 |
oct | 253350121 |
9 | 103513552 |
10 | 44945489 |
11 | 23409236 |
12 | 13076155 |
13 | 9408884 |
14 | 5d7d7a1 |
15 | 3e2c2ae |
hex | 2add051 |
44945489 has 8 divisors (see below), whose sum is σ = 46201728. Its totient is φ = 43701840.
The previous prime is 44945479. The next prime is 44945503. The reversal of 44945489 is 98454944.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-44945489 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (47).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (44945479) 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, 4334 + ... + 10424.
It is an arithmetic number, because the mean of its divisors is an integer number (5775216).
Almost surely, 244945489 is an apocalyptic number.
It is an amenable number.
44945489 is a deficient number, since it is larger than the sum of its proper divisors (1256239).
44945489 is a wasteful number, since it uses less digits than its factorization.
44945489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6295.
The product of its digits is 829440, while the sum is 47.
The square root of 44945489 is about 6704.1396912654. The cubic root of 44945489 is about 355.5456503353.
The spelling of 44945489 in words is "forty-four million, nine hundred forty-five thousand, four hundred eighty-nine".
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