Base | Representation |
---|---|
bin | 1010001111001… |
… | …01011100010010 |
3 | 12222120212121012 |
4 | 11013211130102 |
5 | 133440440300 |
6 | 12304330522 |
7 | 2061630554 |
oct | 507453422 |
9 | 188525535 |
10 | 85874450 |
11 | 44523822 |
12 | 24913a42 |
13 | 14a391ac |
14 | b5954d4 |
15 | 7814435 |
hex | 51e5712 |
85874450 has 12 divisors (see below), whose sum is σ = 159726570. Its totient is φ = 34349760.
The previous prime is 85874417. The next prime is 85874461. The reversal of 85874450 is 5447858.
It can be written as a sum of positive squares in 3 ways, for example, as 32569849 + 53304601 = 5707^2 + 7301^2 .
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 85874398 and 85874407.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 858695 + ... + 858794.
Almost surely, 285874450 is an apocalyptic number.
85874450 is a deficient number, since it is larger than the sum of its proper divisors (73852120).
85874450 is a wasteful number, since it uses less digits than its factorization.
85874450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1717501 (or 1717496 counting only the distinct ones).
The product of its (nonzero) digits is 179200, while the sum is 41.
The square root of 85874450 is about 9266.8468207908. The cubic root of 85874450 is about 441.1855938331.
The spelling of 85874450 in words is "eighty-five million, eight hundred seventy-four thousand, four hundred fifty".
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