Base | Representation |
---|---|
bin | 1010001111001… |
… | …01011010001000 |
3 | 12222120212102002 |
4 | 11013211122020 |
5 | 133440434222 |
6 | 12304330132 |
7 | 2061630266 |
oct | 507453210 |
9 | 188525362 |
10 | 85874312 |
11 | 44523707 |
12 | 24913948 |
13 | 14a39104 |
14 | b595436 |
15 | 7814392 |
hex | 51e5688 |
85874312 has 8 divisors (see below), whose sum is σ = 161014350. Its totient is φ = 42937152.
The previous prime is 85874297. The next prime is 85874351. The reversal of 85874312 is 21347858.
It can be written as a sum of positive squares in only one way, i.e., 74891716 + 10982596 = 8654^2 + 3314^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×858743122 = 14748794922946688, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5367137 + ... + 5367152.
Almost surely, 285874312 is an apocalyptic number.
It is an amenable number.
85874312 is a deficient number, since it is larger than the sum of its proper divisors (75140038).
85874312 is a wasteful number, since it uses less digits than its factorization.
85874312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10734295 (or 10734291 counting only the distinct ones).
The product of its digits is 53760, while the sum is 38.
The square root of 85874312 is about 9266.8393748894. The cubic root of 85874312 is about 441.1853575050.
The spelling of 85874312 in words is "eighty-five million, eight hundred seventy-four thousand, three hundred twelve".
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