Base | Representation |
---|---|
bin | 1010001011010… |
… | …01100010000000 |
3 | 12221122002101111 |
4 | 11011221202000 |
5 | 133323220122 |
6 | 12245413104 |
7 | 2054415061 |
oct | 505514200 |
9 | 187562344 |
10 | 85366912 |
11 | 44207474 |
12 | 2470a194 |
13 | 148bc187 |
14 | b4a2568 |
15 | 7763d77 |
hex | 5169880 |
85366912 has 16 divisors (see below), whose sum is σ = 170067150. Its totient is φ = 42683392.
The previous prime is 85366903. The next prime is 85366913. The reversal of 85366912 is 21966358.
It can be written as a sum of positive squares in only one way, i.e., 48108096 + 37258816 = 6936^2 + 6104^2 .
It is a tau number, because it is divible by the number of its divisors (16).
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (85366913) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333337 + ... + 333592.
Almost surely, 285366912 is an apocalyptic number.
It is an amenable number.
85366912 is a deficient number, since it is larger than the sum of its proper divisors (84700238).
85366912 is an equidigital number, since it uses as much as digits as its factorization.
85366912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 666943 (or 666931 counting only the distinct ones).
The product of its digits is 77760, while the sum is 40.
The square root of 85366912 is about 9239.4216269202. The cubic root of 85366912 is about 440.3147059852.
The spelling of 85366912 in words is "eighty-five million, three hundred sixty-six thousand, nine hundred twelve".
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