Base | Representation |
---|---|
bin | 110000001101101… |
… | …100010000111110 |
3 | 2002101002011002110 |
4 | 300031230100332 |
5 | 3124034124200 |
6 | 212133234450 |
7 | 26021333031 |
oct | 6015542076 |
9 | 2071064073 |
10 | 808895550 |
11 | 385667221 |
12 | 1a6a92a26 |
13 | cb778b28 |
14 | 79603018 |
15 | 4b032b50 |
hex | 3036c43e |
808895550 has 96 divisors (see below), whose sum is σ = 2184681600. Its totient is φ = 197285760.
The previous prime is 808895543. The next prime is 808895551. The reversal of 808895550 is 55598808.
It is a self number, because there is not a number n which added to its sum of digits gives 808895550.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (808895551) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77757 + ... + 87543.
It is an arithmetic number, because the mean of its divisors is an integer number (22757100).
Almost surely, 2808895550 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 808895550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1092340800).
808895550 is an abundant number, since it is smaller than the sum of its proper divisors (1375786050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
808895550 is a wasteful number, since it uses less digits than its factorization.
808895550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9850 (or 9845 counting only the distinct ones).
The product of its (nonzero) digits is 576000, while the sum is 48.
The square root of 808895550 is about 28441.0891141672. The cubic root of 808895550 is about 931.7458821701.
The spelling of 808895550 in words is "eight hundred eight million, eight hundred ninety-five thousand, five hundred fifty".
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