Base | Representation |
---|---|
bin | 101111100011110011… |
… | …1101010101000011100 |
3 | 100202121211211211012022 |
4 | 1133013213222220130 |
5 | 3133132111441103 |
6 | 114530331155312 |
7 | 10243646554046 |
oct | 1370747525034 |
9 | 322554754168 |
10 | 102133312028 |
11 | 3a350656aa0 |
12 | 179642a5b38 |
13 | 9828791c57 |
14 | 4d2c4dca96 |
15 | 29cb682138 |
hex | 17c79eaa1c |
102133312028 has 24 divisors (see below), whose sum is σ = 206451295344. Its totient is φ = 43693395200.
The previous prime is 102133312027. The next prime is 102133312037. The reversal of 102133312028 is 820213331201.
It is a junction number, because it is equal to n+sod(n) for n = 102133311988 and 102133312006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102133312027) 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, 68270183 + ... + 68271678.
It is an arithmetic number, because the mean of its divisors is an integer number (8602137306).
Almost surely, 2102133312028 is an apocalyptic number.
It is an amenable number.
102133312028 is an abundant number, since it is smaller than the sum of its proper divisors (104317983316).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102133312028 is a wasteful number, since it uses less digits than its factorization.
102133312028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136541893 (or 136541891 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 26.
Adding to 102133312028 its reverse (820213331201), we get a palindrome (922346643229).
The spelling of 102133312028 in words is "one hundred two billion, one hundred thirty-three million, three hundred twelve thousand, twenty-eight".
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