Base | Representation |
---|---|
bin | 110001000110110… |
… | …100001001001110 |
3 | 2010102020221012211 |
4 | 301012310021032 |
5 | 3141402320110 |
6 | 213430221034 |
7 | 26262531304 |
oct | 6106641116 |
9 | 2112227184 |
10 | 823870030 |
11 | 393064825 |
12 | 1abab477a |
13 | 1018bc979 |
14 | 7b5c0274 |
15 | 4c4de98a |
hex | 311b424e |
823870030 has 8 divisors (see below), whose sum is σ = 1482966072. Its totient is φ = 329548008.
The previous prime is 823870007. The next prime is 823870049. The reversal of 823870030 is 30078328.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 823869974 and 823870001.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41193492 + ... + 41193511.
It is an arithmetic number, because the mean of its divisors is an integer number (185370759).
Almost surely, 2823870030 is an apocalyptic number.
823870030 is a deficient number, since it is larger than the sum of its proper divisors (659096042).
823870030 is a wasteful number, since it uses less digits than its factorization.
823870030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82387010.
The product of its (nonzero) digits is 8064, while the sum is 31.
The square root of 823870030 is about 28703.1362397909. The cubic root of 823870030 is about 937.4603356256.
The spelling of 823870030 in words is "eight hundred twenty-three million, eight hundred seventy thousand, thirty".
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