Base | Representation |
---|---|
bin | 11101001010001… |
… | …001010001010000 |
3 | 1021002111212102100 |
4 | 131022021101100 |
5 | 2000213324142 |
6 | 120313120400 |
7 | 15060056124 |
oct | 3512112120 |
9 | 1232455370 |
10 | 489198672 |
11 | 23115a226 |
12 | 1179b9100 |
13 | 7a472891 |
14 | 48d83584 |
15 | 2ce32b4c |
hex | 1d289450 |
489198672 has 30 divisors (see below), whose sum is σ = 1369077242. Its totient is φ = 163066176.
The previous prime is 489198629. The next prime is 489198727. The reversal of 489198672 is 276891984.
489198672 is a `hidden beast` number, since 489 + 1 + 98 + 6 + 72 = 666.
It can be written as a sum of positive squares in only one way, i.e., 344622096 + 144576576 = 18564^2 + 12024^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1698463 + ... + 1698750.
Almost surely, 2489198672 is an apocalyptic number.
It is an amenable number.
489198672 is an abundant number, since it is smaller than the sum of its proper divisors (879878570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489198672 is a wasteful number, since it uses less digits than its factorization.
489198672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3397227 (or 3397218 counting only the distinct ones).
The product of its digits is 1741824, while the sum is 54.
The square root of 489198672 is about 22117.8360605191. The cubic root of 489198672 is about 787.9435227974.
The spelling of 489198672 in words is "four hundred eighty-nine million, one hundred ninety-eight thousand, six hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •