Base | Representation |
---|---|
bin | 1010001010000… |
… | …01111110011110 |
3 | 12221022212010211 |
4 | 11011001332132 |
5 | 133303024034 |
6 | 12242123034 |
7 | 2053141525 |
oct | 505017636 |
9 | 187285124 |
10 | 85204894 |
11 | 44106775 |
12 | 2465047a |
13 | 148634c8 |
14 | b45d4bc |
15 | 7730d64 |
hex | 5141f9e |
85204894 has 8 divisors (see below), whose sum is σ = 127857240. Its totient is φ = 42585816.
The previous prime is 85204891. The next prime is 85204963. The reversal of 85204894 is 49840258.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85204891) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409 + ... + 13060.
It is an arithmetic number, because the mean of its divisors is an integer number (15982155).
Almost surely, 285204894 is an apocalyptic number.
85204894 is a deficient number, since it is larger than the sum of its proper divisors (42652346).
85204894 is a wasteful number, since it uses less digits than its factorization.
85204894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16634.
The product of its (nonzero) digits is 92160, while the sum is 40.
The square root of 85204894 is about 9230.6497062775. The cubic root of 85204894 is about 440.0359715770.
The spelling of 85204894 in words is "eighty-five million, two hundred four thousand, eight hundred ninety-four".
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