Base | Representation |
---|---|
bin | 1100001010110… |
… | …10001000110111 |
3 | 21010002020220201 |
4 | 12011122020313 |
5 | 202113043304 |
6 | 14043541331 |
7 | 2346450322 |
oct | 605321067 |
9 | 233066821 |
10 | 102081079 |
11 | 52693031 |
12 | 2a22a847 |
13 | 181c1b09 |
14 | d7b37b9 |
15 | 8e663a4 |
hex | 615a237 |
102081079 has 2 divisors, whose sum is σ = 102081080. Its totient is φ = 102081078.
The previous prime is 102081071. The next prime is 102081139. The reversal of 102081079 is 970180201.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 102081079 - 23 = 102081071 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102081071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51040539 + 51040540.
It is an arithmetic number, because the mean of its divisors is an integer number (51040540).
Almost surely, 2102081079 is an apocalyptic number.
102081079 is a deficient number, since it is larger than the sum of its proper divisors (1).
102081079 is an equidigital number, since it uses as much as digits as its factorization.
102081079 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1008, while the sum is 28.
The square root of 102081079 is about 10103.5181496348. The cubic root of 102081079 is about 467.3566399628.
The spelling of 102081079 in words is "one hundred two million, eighty-one thousand, seventy-nine".
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