Base | Representation |
---|---|
bin | 110010101111001… |
… | …011110101001100 |
3 | 2012022201222002002 |
4 | 302233023311030 |
5 | 3220403330103 |
6 | 220244451432 |
7 | 30044223125 |
oct | 6257136514 |
9 | 2168658062 |
10 | 851230028 |
11 | 3a75517a0 |
12 | 1b90a9b78 |
13 | 10747c10c |
14 | 810a304c |
15 | 4eae6488 |
hex | 32bcbd4c |
851230028 has 48 divisors (see below), whose sum is σ = 1670366880. Its totient is φ = 376204800.
The previous prime is 851230013. The next prime is 851230057. The reversal of 851230028 is 820032158.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 701150 + ... + 702362.
It is an arithmetic number, because the mean of its divisors is an integer number (34799310).
Almost surely, 2851230028 is an apocalyptic number.
It is an amenable number.
851230028 is a deficient number, since it is larger than the sum of its proper divisors (819136852).
851230028 is a wasteful number, since it uses less digits than its factorization.
851230028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1658 (or 1656 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 29.
The square root of 851230028 is about 29175.8466543818. The cubic root of 851230028 is about 947.7249449790.
The spelling of 851230028 in words is "eight hundred fifty-one million, two hundred thirty thousand, twenty-eight".
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