Base | Representation |
---|---|
bin | 110001111101110… |
… | …000011001110100 |
3 | 2011102100122212101 |
4 | 301331300121310 |
5 | 3204044211003 |
6 | 215103031444 |
7 | 26526125344 |
oct | 6175603164 |
9 | 2142318771 |
10 | 838272628 |
11 | 3a02016a6 |
12 | 1b489b584 |
13 | 10489340b |
14 | 7d48cd24 |
15 | 4d8d711d |
hex | 31f70674 |
838272628 has 24 divisors (see below), whose sum is σ = 1611328320. Its totient is φ = 379811520.
The previous prime is 838272623. The next prime is 838272641. The reversal of 838272628 is 826272838.
It is a Harshad number since it is a multiple of its sum of digits (46).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (838272623) 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, 238033 + ... + 241528.
It is an arithmetic number, because the mean of its divisors is an integer number (67138680).
Almost surely, 2838272628 is an apocalyptic number.
It is an amenable number.
838272628 is a deficient number, since it is larger than the sum of its proper divisors (773055692).
838272628 is a wasteful number, since it uses less digits than its factorization.
838272628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 479607 (or 479605 counting only the distinct ones).
The product of its digits is 516096, while the sum is 46.
The square root of 838272628 is about 28952.9381583286. The cubic root of 838272628 is about 942.8915893270.
The spelling of 838272628 in words is "eight hundred thirty-eight million, two hundred seventy-two thousand, six hundred twenty-eight".
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