Base | Representation |
---|---|
bin | 1010000111101… |
… | …00101000010000 |
3 | 12220201202112222 |
4 | 11003310220100 |
5 | 133212404310 |
6 | 12231240212 |
7 | 2050352054 |
oct | 503645020 |
9 | 186652488 |
10 | 84888080 |
11 | 43a0a742 |
12 | 24519068 |
13 | 14782244 |
14 | b3b9c64 |
15 | 76bc055 |
hex | 50f4a10 |
84888080 has 20 divisors (see below), whose sum is σ = 197364972. Its totient is φ = 33955200.
The previous prime is 84888073. The next prime is 84888109. The reversal of 84888080 is 8088848.
It can be written as a sum of positive squares in 2 ways, for example, as 50922496 + 33965584 = 7136^2 + 5828^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a super-2 number, since 2×848880802 = 14411972252172800, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 530471 + ... + 530630.
Almost surely, 284888080 is an apocalyptic number.
84888080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
84888080 is an abundant number, since it is smaller than the sum of its proper divisors (112476892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84888080 is a wasteful number, since it uses less digits than its factorization.
84888080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1061114 (or 1061108 counting only the distinct ones).
The product of its (nonzero) digits is 131072, while the sum is 44.
The square root of 84888080 is about 9213.4727437595. The cubic root of 84888080 is about 439.4899047391.
The spelling of 84888080 in words is "eighty-four million, eight hundred eighty-eight thousand, eighty".
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