Base | Representation |
---|---|
bin | 110011111100101… |
… | …000000101111000 |
3 | 2020201221100121012 |
4 | 303330220011320 |
5 | 3241102441442 |
6 | 222251533052 |
7 | 30411614222 |
oct | 6374500570 |
9 | 2221840535 |
10 | 871530872 |
11 | 407a58053 |
12 | 203a5a188 |
13 | 10b739454 |
14 | 83a69412 |
15 | 517a6582 |
hex | 33f28178 |
871530872 has 16 divisors (see below), whose sum is σ = 1642590240. Its totient is φ = 433506816.
The previous prime is 871530853. The next prime is 871530901. The reversal of 871530872 is 278035178.
871530872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280688 + ... + 283775.
It is an arithmetic number, because the mean of its divisors is an integer number (102661890).
Almost surely, 2871530872 is an apocalyptic number.
It is an amenable number.
871530872 is a deficient number, since it is larger than the sum of its proper divisors (771059368).
871530872 is a wasteful number, since it uses less digits than its factorization.
871530872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 564662 (or 564658 counting only the distinct ones).
The product of its (nonzero) digits is 94080, while the sum is 41.
The square root of 871530872 is about 29521.7017124691. The cubic root of 871530872 is about 955.1998784870.
The spelling of 871530872 in words is "eight hundred seventy-one million, five hundred thirty thousand, eight hundred seventy-two".
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