Base | Representation |
---|---|
bin | 111010111110101… |
… | …010001000010000 |
3 | 2112221221000022220 |
4 | 322332222020100 |
5 | 4011303112031 |
6 | 242104301040 |
7 | 33343434234 |
oct | 7276521020 |
9 | 2487830286 |
10 | 989504016 |
11 | 468605016 |
12 | 237471780 |
13 | 12a003947 |
14 | 955b85c4 |
15 | 5bd0b596 |
hex | 3afaa210 |
989504016 has 20 divisors (see below), whose sum is σ = 2556218832. Its totient is φ = 329834656.
The previous prime is 989503967. The next prime is 989504017. The reversal of 989504016 is 610405989.
It is not an unprimeable number, because it can be changed into a prime (989504017) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10307286 + ... + 10307381.
Almost surely, 2989504016 is an apocalyptic number.
It is an amenable number.
989504016 is an abundant number, since it is smaller than the sum of its proper divisors (1566714816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
989504016 is a wasteful number, since it uses less digits than its factorization.
989504016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20614678 (or 20614672 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 42.
The square root of 989504016 is about 31456.3827545381. The cubic root of 989504016 is about 996.4890261559.
The spelling of 989504016 in words is "nine hundred eighty-nine million, five hundred four thousand, sixteen".
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