Base | Representation |
---|---|
bin | 1001111111011… |
… | …11000111000010 |
3 | 12211201100011120 |
4 | 10333233013002 |
5 | 132424120043 |
6 | 12152253110 |
7 | 2035301064 |
oct | 477570702 |
9 | 184640146 |
10 | 83816898 |
11 | 43348970 |
12 | 240a1196 |
13 | 144987c9 |
14 | b1bb734 |
15 | 7559983 |
hex | 4fef1c2 |
83816898 has 16 divisors (see below), whose sum is σ = 182873376. Its totient is φ = 25399040.
The previous prime is 83816897. The next prime is 83816927. The reversal of 83816898 is 89861838.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 83816898.
It is not an unprimeable number, because it can be changed into a prime (83816891) 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, 634911 + ... + 635042.
It is an arithmetic number, because the mean of its divisors is an integer number (11429586).
Almost surely, 283816898 is an apocalyptic number.
83816898 is an abundant number, since it is smaller than the sum of its proper divisors (99056478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83816898 is a wasteful number, since it uses less digits than its factorization.
83816898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1269969.
The product of its digits is 663552, while the sum is 51.
The square root of 83816898 is about 9155.1569074484. The cubic root of 83816898 is about 437.6334687206.
The spelling of 83816898 in words is "eighty-three million, eight hundred sixteen thousand, eight hundred ninety-eight".
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