Base | Representation |
---|---|
bin | 11001010110010011100 |
3 | 1120012101201 |
4 | 3022302130 |
5 | 203034440 |
6 | 25445244 |
7 | 10026430 |
oct | 3126234 |
9 | 1505351 |
10 | 830620 |
11 | 51806a |
12 | 340824 |
13 | 2310bb |
14 | 1789c0 |
15 | 11619a |
hex | cac9c |
830620 has 48 divisors (see below), whose sum is σ = 2116800. Its totient is φ = 267264.
The previous prime is 830617. The next prime is 830639. The reversal of 830620 is 26038.
830620 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 15 ways as a sum of consecutive naturals, for example, 2206 + ... + 2554.
It is an arithmetic number, because the mean of its divisors is an integer number (44100).
2830620 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 830620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1058400).
830620 is an abundant number, since it is smaller than the sum of its proper divisors (1286180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
830620 is a wasteful number, since it uses less digits than its factorization.
830620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 382 (or 380 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 830620 is about 911.3835635999. The cubic root of 830620 is about 94.0013580610.
Adding to 830620 its reverse (26038), we get a palindrome (856658).
It can be divided in two parts, 8 and 30620, that added together give a triangular number (30628 = T247).
The spelling of 830620 in words is "eight hundred thirty thousand, six hundred twenty".
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