Base | Representation |
---|---|
bin | 101011000011101… |
… | …0000011110000101 |
3 | 10201200112112212200 |
4 | 1112013100132011 |
5 | 10424323234140 |
6 | 355205505113 |
7 | 50542053564 |
oct | 12607203605 |
9 | 3650475780 |
10 | 1444743045 |
11 | 681579919 |
12 | 343a12199 |
13 | 1a0416155 |
14 | d9c3bbdb |
15 | 86c82030 |
hex | 561d0785 |
1444743045 has 96 divisors (see below), whose sum is σ = 2789759232. Its totient is φ = 687937536.
The previous prime is 1444743031. The next prime is 1444743121. The reversal of 1444743045 is 5403474441.
1444743045 is a `hidden beast` number, since 144 + 47 + 430 + 45 = 666.
It is not a de Polignac number, because 1444743045 - 24 = 1444743029 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2762154 + ... + 2762676.
It is an arithmetic number, because the mean of its divisors is an integer number (29059992).
Almost surely, 21444743045 is an apocalyptic number.
1444743045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1444743045 is a deficient number, since it is larger than the sum of its proper divisors (1345016187).
1444743045 is a wasteful number, since it uses less digits than its factorization.
1444743045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 731 (or 728 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 36.
The square root of 1444743045 is about 38009.7756504823. The cubic root of 1444743045 is about 1130.4817026343.
The spelling of 1444743045 in words is "one billion, four hundred forty-four million, seven hundred forty-three thousand, forty-five".
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