Base | Representation |
---|---|
bin | 11101100010110010000… |
… | …100111110000011110011 |
3 | 21012002022222110012000022 |
4 | 131202302010332003303 |
5 | 231230333311222211 |
6 | 4152355553314055 |
7 | 266451360026462 |
oct | 35426204760363 |
9 | 7162288405008 |
10 | 2030212210931 |
11 | 71300a958053 |
12 | 289575b6592b |
13 | 1195a989a768 |
14 | 703971789d9 |
15 | 37c25573bdb |
hex | 1d8b213e0f3 |
2030212210931 has 2 divisors, whose sum is σ = 2030212210932. Its totient is φ = 2030212210930.
The previous prime is 2030212210913. The next prime is 2030212211011. The reversal of 2030212210931 is 1390122120302.
Together with previous prime (2030212210913) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2030212210931 - 26 = 2030212210867 is a prime.
It is a super-2 number, since 2×20302122109312 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2030212210931.
It is not a weakly prime, because it can be changed into another prime (2030212110931) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015106105465 + 1015106105466.
It is an arithmetic number, because the mean of its divisors is an integer number (1015106105466).
Almost surely, 22030212210931 is an apocalyptic number.
2030212210931 is a deficient number, since it is larger than the sum of its proper divisors (1).
2030212210931 is an equidigital number, since it uses as much as digits as its factorization.
2030212210931 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1296, while the sum is 26.
The spelling of 2030212210931 in words is "two trillion, thirty billion, two hundred twelve million, two hundred ten thousand, nine hundred thirty-one".
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