Base | Representation |
---|---|
bin | 100101011100111… |
… | …000010111001100 |
3 | 1121210022100211010 |
4 | 211130320113030 |
5 | 2241322443014 |
6 | 142203125220 |
7 | 21366461502 |
oct | 4534702714 |
9 | 1553270733 |
10 | 628327884 |
11 | 2a2747048 |
12 | 156513810 |
13 | a0236762 |
14 | 5d63c672 |
15 | 3a266359 |
hex | 257385cc |
628327884 has 24 divisors (see below), whose sum is σ = 1479551920. Its totient is φ = 207520704.
The previous prime is 628327883. The next prime is 628327901. The reversal of 628327884 is 488723826.
It is a happy number.
628327884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×6283278843 (a number of 27 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (628327883) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238879 + ... + 241494.
Almost surely, 2628327884 is an apocalyptic number.
It is an amenable number.
628327884 is an abundant number, since it is smaller than the sum of its proper divisors (851224036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
628327884 is a wasteful number, since it uses less digits than its factorization.
628327884 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 480489 (or 480487 counting only the distinct ones).
The product of its digits is 1032192, while the sum is 48.
The square root of 628327884 is about 25066.4693165990. The cubic root of 628327884 is about 856.5027816793.
The spelling of 628327884 in words is "six hundred twenty-eight million, three hundred twenty-seven thousand, eight hundred eighty-four".
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