Base | Representation |
---|---|
bin | 10111000000110011010001… |
… | …110110100111110110101101 |
3 | 111021100121000222122001121211 |
4 | 113000303101312213312231 |
5 | 101231211321302320414 |
6 | 555131143014554421 |
7 | 30214122242351203 |
oct | 2700632166476655 |
9 | 437317028561554 |
10 | 101210130120109 |
11 | 2a280a7aa0145a |
12 | b42724b968a11 |
13 | 44620c737945a |
14 | 1adc84c891073 |
15 | ba7a939bc3c4 |
hex | 5c0cd1da7dad |
101210130120109 has 2 divisors, whose sum is σ = 101210130120110. Its totient is φ = 101210130120108.
The previous prime is 101210130120089. The next prime is 101210130120191. The reversal of 101210130120109 is 901021031012101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 97015506626025 + 4194623494084 = 9849645^2 + 2048078^2 .
It is an emirp because it is prime and its reverse (901021031012101) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 101210130120109 - 211 = 101210130118061 is a prime.
It is a super-3 number, since 3×1012101301201093 (a number of 43 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 101210130120109.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (101210130120199) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605065060054 + 50605065060055.
It is an arithmetic number, because the mean of its divisors is an integer number (50605065060055).
Almost surely, 2101210130120109 is an apocalyptic number.
It is an amenable number.
101210130120109 is a deficient number, since it is larger than the sum of its proper divisors (1).
101210130120109 is an equidigital number, since it uses as much as digits as its factorization.
101210130120109 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 108, while the sum is 22.
The spelling of 101210130120109 in words is "one hundred one trillion, two hundred ten billion, one hundred thirty million, one hundred twenty thousand, one hundred nine".
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