Base | Representation |
---|---|
bin | 1010001010110… |
… | …11111111101110 |
3 | 12221112021100002 |
4 | 11011123333232 |
5 | 133314431340 |
6 | 12244304302 |
7 | 2054064326 |
oct | 505337756 |
9 | 187467302 |
10 | 85311470 |
11 | 44179852 |
12 | 246a2092 |
13 | 1489cb7a |
14 | b48a286 |
15 | 7752715 |
hex | 515bfee |
85311470 has 16 divisors (see below), whose sum is σ = 155724768. Its totient is φ = 33643680.
The previous prime is 85311469. The next prime is 85311493. The reversal of 85311470 is 7411358.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59369 + ... + 60788.
It is an arithmetic number, because the mean of its divisors is an integer number (9732798).
Almost surely, 285311470 is an apocalyptic number.
85311470 is a deficient number, since it is larger than the sum of its proper divisors (70413298).
85311470 is a wasteful number, since it uses less digits than its factorization.
85311470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120235.
The product of its (nonzero) digits is 3360, while the sum is 29.
The square root of 85311470 is about 9236.4208435952. The cubic root of 85311470 is about 440.2193637576.
It can be divided in two parts, 8531 and 1470, that added together give a palindrome (10001).
The spelling of 85311470 in words is "eighty-five million, three hundred eleven thousand, four hundred seventy".
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