Base | Representation |
---|---|
bin | 101111111000111111… |
… | …0101101100000110100 |
3 | 100211110101010022121202 |
4 | 1133301332231200310 |
5 | 3141111030334322 |
6 | 115125035432032 |
7 | 10300366354436 |
oct | 1376176554064 |
9 | 324411108552 |
10 | 102843996212 |
11 | 3a6858335a1 |
12 | 17b222b5618 |
13 | 990caa2439 |
14 | 4d98a58656 |
15 | 2a1dc65292 |
hex | 17f1fad834 |
102843996212 has 24 divisors (see below), whose sum is σ = 190580079816. Its totient is φ = 48393059328.
The previous prime is 102843996181. The next prime is 102843996221. The reversal of 102843996212 is 212699348201.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 69634765456 + 33209230756 = 263884^2 + 182234^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 832568 + ... + 948080.
It is an arithmetic number, because the mean of its divisors is an integer number (7940836659).
Almost surely, 2102843996212 is an apocalyptic number.
It is an amenable number.
102843996212 is a deficient number, since it is larger than the sum of its proper divisors (87736083604).
102843996212 is a wasteful number, since it uses less digits than its factorization.
102843996212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128627 (or 128625 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 47.
The spelling of 102843996212 in words is "one hundred two billion, eight hundred forty-three million, nine hundred ninety-six thousand, two hundred twelve".
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