Base | Representation |
---|---|
bin | 11101001010000… |
… | …101110010110010 |
3 | 1021002111010220000 |
4 | 131022011302302 |
5 | 2000212400214 |
6 | 120312530430 |
7 | 15056666454 |
oct | 3512056262 |
9 | 1232433800 |
10 | 489184434 |
11 | 23114a562 |
12 | 1179b0a16 |
13 | 7a46925b |
14 | 48d7c2d4 |
15 | 2ce2d809 |
hex | 1d285cb2 |
489184434 has 20 divisors (see below), whose sum is σ = 1096135854. Its totient is φ = 163061424.
The previous prime is 489184427. The next prime is 489184453. The reversal of 489184434 is 434481984.
It can be written as a sum of positive squares in only one way, i.e., 369216225 + 119968209 = 19215^2 + 10953^2 .
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 489184434.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1509667 + ... + 1509990.
Almost surely, 2489184434 is an apocalyptic number.
489184434 is an abundant number, since it is smaller than the sum of its proper divisors (606951420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489184434 is a wasteful number, since it uses less digits than its factorization.
489184434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3019671 (or 3019662 counting only the distinct ones).
The product of its digits is 442368, while the sum is 45.
The square root of 489184434 is about 22117.5141912467. The cubic root of 489184434 is about 787.9358784262.
The spelling of 489184434 in words is "four hundred eighty-nine million, one hundred eighty-four thousand, four hundred thirty-four".
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