Base | Representation |
---|---|
bin | 110001011010001… |
… | …101101011110100 |
3 | 2010202211022000010 |
4 | 301122031223310 |
5 | 3144203033010 |
6 | 214131220220 |
7 | 26354001351 |
oct | 6132155364 |
9 | 2122738003 |
10 | 828955380 |
11 | 395a184a0 |
12 | 1b1747670 |
13 | 102980556 |
14 | 7c145628 |
15 | 4cb96620 |
hex | 3168daf4 |
828955380 has 48 divisors (see below), whose sum is σ = 2532083904. Its totient is φ = 200958720.
The previous prime is 828955373. The next prime is 828955381. The reversal of 828955380 is 83559828.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (828955381) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 627337 + ... + 628656.
It is an arithmetic number, because the mean of its divisors is an integer number (52751748).
Almost surely, 2828955380 is an apocalyptic number.
It is an amenable number.
828955380 is an abundant number, since it is smaller than the sum of its proper divisors (1703128524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
828955380 is a wasteful number, since it uses less digits than its factorization.
828955380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1256016 (or 1256014 counting only the distinct ones).
The product of its (nonzero) digits is 691200, while the sum is 48.
The square root of 828955380 is about 28791.5852290213. The cubic root of 828955380 is about 939.3852098860.
The spelling of 828955380 in words is "eight hundred twenty-eight million, nine hundred fifty-five thousand, three hundred eighty".
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