Base | Representation |
---|---|
bin | 11001010110100001010 |
3 | 1120012112210 |
4 | 3022310022 |
5 | 203040410 |
6 | 25445550 |
7 | 10026645 |
oct | 3126412 |
9 | 1505483 |
10 | 830730 |
11 | 51815a |
12 | 3408b6 |
13 | 231174 |
14 | 178a5c |
15 | 116220 |
hex | cad0a |
830730 has 16 divisors (see below), whose sum is σ = 1993824. Its totient is φ = 221520.
The previous prime is 830729. The next prime is 830741. The reversal of 830730 is 37038.
It is a super-2 number, since 2×8307302 = 1380224665800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 830697 and 830706.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13816 + ... + 13875.
It is an arithmetic number, because the mean of its divisors is an integer number (124614).
2830730 is an apocalyptic number.
830730 is an abundant number, since it is smaller than the sum of its proper divisors (1163094).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
830730 is a wasteful number, since it uses less digits than its factorization.
830730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27701.
The product of its (nonzero) digits is 504, while the sum is 21.
The square root of 830730 is about 911.4439094097. The cubic root of 830730 is about 94.0055074486.
Adding to 830730 its reverse (37038), we get a palindrome (867768).
The spelling of 830730 in words is "eight hundred thirty thousand, seven hundred thirty".
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