Base | Representation |
---|---|
bin | 1010001010000… |
… | …00010010111000 |
3 | 12221022111200210 |
4 | 11011000102320 |
5 | 133302314013 |
6 | 12242031120 |
7 | 2053112460 |
oct | 505002270 |
9 | 187274623 |
10 | 85198008 |
11 | 44101585 |
12 | 246484a0 |
13 | 1486032c |
14 | b45aba0 |
15 | 772dcc3 |
hex | 51404b8 |
85198008 has 64 divisors (see below), whose sum is σ = 246792960. Its totient is φ = 24005376.
The previous prime is 85197991. The next prime is 85198031. The reversal of 85198008 is 80089158.
It is a congruent 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, 8791 + ... + 15737.
It is an arithmetic number, because the mean of its divisors is an integer number (3856140).
Almost surely, 285198008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 85198008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123396480).
85198008 is an abundant number, since it is smaller than the sum of its proper divisors (161594952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85198008 is a wasteful number, since it uses less digits than its factorization.
85198008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7036 (or 7032 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 39.
The square root of 85198008 is about 9230.2767022446. The cubic root of 85198008 is about 440.0241171354.
The spelling of 85198008 in words is "eighty-five million, one hundred ninety-eight thousand, eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •