Base | Representation |
---|---|
bin | 1010001000100… |
… | …11000100100000 |
3 | 12220222002121001 |
4 | 11010103010200 |
5 | 133230402033 |
6 | 12234041344 |
7 | 2051411431 |
oct | 504230440 |
9 | 186862531 |
10 | 85012768 |
11 | 43a95395 |
12 | 24579254 |
13 | 147c6c19 |
14 | b40d488 |
15 | 76e3e7d |
hex | 5113120 |
85012768 has 12 divisors (see below), whose sum is σ = 167368950. Its totient is φ = 42506368.
The previous prime is 85012727. The next prime is 85012771. The reversal of 85012768 is 86721058.
It can be written as a sum of positive squares in only one way, i.e., 64834704 + 20178064 = 8052^2 + 4492^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328293 + ... + 1328356.
Almost surely, 285012768 is an apocalyptic number.
It is an amenable number.
85012768 is a deficient number, since it is larger than the sum of its proper divisors (82356182).
85012768 is a wasteful number, since it uses less digits than its factorization.
85012768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2656659 (or 2656651 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 37.
The square root of 85012768 is about 9220.2368733130. The cubic root of 85012768 is about 439.7049812984.
The spelling of 85012768 in words is "eighty-five million, twelve thousand, seven hundred sixty-eight".
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