Base | Representation |
---|---|
bin | 11101001010001… |
… | …011001000110000 |
3 | 1021002112020220121 |
4 | 131022023020300 |
5 | 2000214100240 |
6 | 120313220024 |
7 | 15060120331 |
oct | 3512131060 |
9 | 1232466817 |
10 | 489206320 |
11 | 231164a49 |
12 | 117a01614 |
13 | 7a4761c5 |
14 | 48d86288 |
15 | 2ce3504a |
hex | 1d28b230 |
489206320 has 40 divisors (see below), whose sum is σ = 1186861536. Its totient is φ = 187173888.
The previous prime is 489206303. The next prime is 489206321. The reversal of 489206320 is 23602984.
It is a tau number, because it is divible by the number of its divisors (40).
It is not an unprimeable number, because it can be changed into a prime (489206321) 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, 131097 + ... + 134776.
Almost surely, 2489206320 is an apocalyptic number.
489206320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
489206320 is an abundant number, since it is smaller than the sum of its proper divisors (697655216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489206320 is a wasteful number, since it uses less digits than its factorization.
489206320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 265909 (or 265903 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 34.
The square root of 489206320 is about 22118.0089519830. The cubic root of 489206320 is about 787.9476289415.
The spelling of 489206320 in words is "four hundred eighty-nine million, two hundred six thousand, three hundred twenty".
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