Base | Representation |
---|---|
bin | 1101101111110101101010… |
… | …01110001000011111101111 |
3 | 10222001001112202222101121002 |
4 | 12313322311032020133233 |
5 | 12430301112133211114 |
6 | 144143534452030515 |
7 | 6240055601645546 |
oct | 667726516103757 |
9 | 128031482871532 |
10 | 30231020210159 |
11 | 96a59a387327a |
12 | 3482b8360243b |
13 | 13b3a082b8662 |
14 | 7672911a515d |
15 | 3765a16eb7de |
hex | 1b7eb53887ef |
30231020210159 has 2 divisors, whose sum is σ = 30231020210160. Its totient is φ = 30231020210158.
The previous prime is 30231020210123. The next prime is 30231020210201. The reversal of 30231020210159 is 95101202013203.
It is a happy number.
It is a weak prime.
It is an emirp because it is prime and its reverse (95101202013203) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30231020210159 - 224 = 30231003432943 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30231020210119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15115510105079 + 15115510105080.
It is an arithmetic number, because the mean of its divisors is an integer number (15115510105080).
Almost surely, 230231020210159 is an apocalyptic number.
30231020210159 is a deficient number, since it is larger than the sum of its proper divisors (1).
30231020210159 is an equidigital number, since it uses as much as digits as its factorization.
30231020210159 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3240, while the sum is 29.
The spelling of 30231020210159 in words is "thirty trillion, two hundred thirty-one billion, twenty million, two hundred ten thousand, one hundred fifty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •