Base | Representation |
---|---|
bin | 1010000111111… |
… | …10011000001000 |
3 | 12220210210022210 |
4 | 11003332120020 |
5 | 133220144013 |
6 | 12232145120 |
7 | 2050606344 |
oct | 503763010 |
9 | 186723283 |
10 | 84928008 |
11 | 43a37740 |
12 | 245381a0 |
13 | 14797479 |
14 | b3ca624 |
15 | 76c8cc3 |
hex | 50fe608 |
84928008 has 64 divisors (see below), whose sum is σ = 239630400. Its totient is φ = 24846080.
The previous prime is 84927991. The next prime is 84928021. The reversal of 84928008 is 80082948.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2110 + ... + 13202.
It is an arithmetic number, because the mean of its divisors is an integer number (3744225).
Almost surely, 284928008 is an apocalyptic number.
84928008 is a gapful number since it is divisible by the number (88) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 84928008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119815200).
84928008 is an abundant number, since it is smaller than the sum of its proper divisors (154702392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84928008 is a wasteful number, since it uses less digits than its factorization.
84928008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11142 (or 11138 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 39.
The square root of 84928008 is about 9215.6393158587. The cubic root of 84928008 is about 439.5588001692.
The spelling of 84928008 in words is "eighty-four million, nine hundred twenty-eight thousand, eight".
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