Base | Representation |
---|---|
bin | 1000010011011110000… |
… | …00011111010010100000 |
3 | 1000021111011012001002120 |
4 | 10021233000133102200 |
5 | 14133324020200142 |
6 | 335025013144240 |
7 | 26420515012611 |
oct | 4115700372240 |
9 | 1007434161076 |
10 | 285330240672 |
11 | 10000a533a64 |
12 | 4737062b080 |
13 | 20ba283b049 |
14 | db4ab23c08 |
15 | 764e87d7ec |
hex | 426f01f4a0 |
285330240672 has 96 divisors (see below), whose sum is σ = 813845329920. Its totient is φ = 87197679360.
The previous prime is 285330240647. The next prime is 285330240709. The reversal of 285330240672 is 276042033582.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-3 number, since 3×2853302406723 (a number of 35 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2466538 + ... + 2579625.
It is an arithmetic number, because the mean of its divisors is an integer number (8477555520).
Almost surely, 2285330240672 is an apocalyptic number.
It is an amenable number.
285330240672 is an abundant number, since it is smaller than the sum of its proper divisors (528515089248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
285330240672 is a wasteful number, since it uses less digits than its factorization.
285330240672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5046226 (or 5046218 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 42.
The spelling of 285330240672 in words is "two hundred eighty-five billion, three hundred thirty million, two hundred forty thousand, six hundred seventy-two".
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