Base | Representation |
---|---|
bin | 110011111110100… |
… | …011001110101000 |
3 | 2020202212222110111 |
4 | 303332203032220 |
5 | 3241220111430 |
6 | 222310424104 |
7 | 30416114536 |
oct | 6376431650 |
9 | 2222788414 |
10 | 872035240 |
11 | 408271a8a |
12 | 204062034 |
13 | 10b884bab |
14 | 83b5b156 |
15 | 51855c2a |
hex | 33fa33a8 |
872035240 has 32 divisors (see below), whose sum is σ = 2015111880. Its totient is φ = 339386112.
The previous prime is 872035231. The next prime is 872035243. The reversal of 872035240 is 42530278.
It can be written as a sum of positive squares in 4 ways, for example, as 679436356 + 192598884 = 26066^2 + 13878^2 .
It is not an unprimeable number, because it can be changed into a prime (872035243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293127 + ... + 296086.
Almost surely, 2872035240 is an apocalyptic number.
It is an amenable number.
872035240 is an abundant number, since it is smaller than the sum of its proper divisors (1143076640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
872035240 is a wasteful number, since it uses less digits than its factorization.
872035240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 589261 (or 589257 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 872035240 is about 29530.2428029300. The cubic root of 872035240 is about 955.3841057899.
The spelling of 872035240 in words is "eight hundred seventy-two million, thirty-five thousand, two hundred forty".
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