Base | Representation |
---|---|
bin | 100000010110… |
… | …110011000000 |
3 | 120221221002120 |
4 | 200112303000 |
5 | 4132410414 |
6 | 501444240 |
7 | 132044550 |
oct | 40266300 |
9 | 16857076 |
10 | 8481984 |
11 | 4873705 |
12 | 2a10680 |
13 | 19ac934 |
14 | 11ab160 |
15 | b282a9 |
hex | 816cc0 |
8481984 has 56 divisors (see below), whose sum is σ = 25651968. Its totient is φ = 2423040.
The previous prime is 8481983. The next prime is 8482021. The reversal of 8481984 is 4891848.
It is a tau number, because it is divible by the number of its divisors (56).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (8481983) 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, 1812 + ... + 4499.
Almost surely, 28481984 is an apocalyptic number.
8481984 is a gapful number since it is divisible by the number (84) formed by its first and last digit.
It is an amenable number.
8481984 is an abundant number, since it is smaller than the sum of its proper divisors (17169984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8481984 is a wasteful number, since it uses less digits than its factorization.
With its successor (8481985) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (6323).
8481984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6333 (or 6323 counting only the distinct ones).
The product of its digits is 73728, while the sum is 42.
The square root of 8481984 is about 2912.3845899881. The cubic root of 8481984 is about 203.9384666393.
The spelling of 8481984 in words is "eight million, four hundred eighty-one thousand, nine hundred eighty-four".
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