Base | Representation |
---|---|
bin | 110001100000101… |
… | …010000001010100 |
3 | 2010220000002210000 |
4 | 301200222001110 |
5 | 3200121104213 |
6 | 214231331300 |
7 | 26404234344 |
oct | 6140520124 |
9 | 2126002700 |
10 | 830644308 |
11 | 3969713aa |
12 | 1b2220b30 |
13 | 103122210 |
14 | 7c464d24 |
15 | 4cdcbc73 |
hex | 3182a054 |
830644308 has 120 divisors (see below), whose sum is σ = 2352627200. Its totient is φ = 254041920.
The previous prime is 830644279. The next prime is 830644313. The reversal of 830644308 is 803446038.
830644308 is a `hidden beast` number, since 8 + 3 + 0 + 644 + 3 + 0 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 837693 + ... + 838683.
Almost surely, 2830644308 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 830644308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1176313600).
830644308 is an abundant number, since it is smaller than the sum of its proper divisors (1521982892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
830644308 is a wasteful number, since it uses less digits than its factorization.
830644308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1219 (or 1208 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 36.
The square root of 830644308 is about 28820.9005411004. The cubic root of 830644308 is about 940.0227503170.
The spelling of 830644308 in words is "eight hundred thirty million, six hundred forty-four thousand, three hundred eight".
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