Base | Representation |
---|---|
bin | 11101001100101… |
… | …010110101110000 |
3 | 1021010202111020011 |
4 | 131030222311300 |
5 | 2000401013324 |
6 | 120335224304 |
7 | 15065513422 |
oct | 3514526560 |
9 | 1233674204 |
10 | 489860464 |
11 | 231571465 |
12 | 118078094 |
13 | 7a644b82 |
14 | 490b6812 |
15 | 2d013c94 |
hex | 1d32ad70 |
489860464 has 40 divisors (see below), whose sum is σ = 981933680. Its totient is φ = 236556288.
The previous prime is 489860443. The next prime is 489860467. The reversal of 489860464 is 464068984.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (489860467) 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, 79312 + ... + 85264.
It is an arithmetic number, because the mean of its divisors is an integer number (24548342).
Almost surely, 2489860464 is an apocalyptic number.
It is an amenable number.
489860464 is an abundant number, since it is smaller than the sum of its proper divisors (492073216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489860464 is a wasteful number, since it uses less digits than its factorization.
489860464 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6137 (or 6131 counting only the distinct ones).
The product of its (nonzero) digits is 1327104, while the sum is 49.
The square root of 489860464 is about 22132.7915997960. The cubic root of 489860464 is about 788.2986748611.
The spelling of 489860464 in words is "four hundred eighty-nine million, eight hundred sixty thousand, four hundred sixty-four".
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