Base | Representation |
---|---|
bin | 11101011010001101101… |
… | …001100110000001011011 |
3 | 21011012120201222100101211 |
4 | 131122031221212001123 |
5 | 231103012321321334 |
6 | 4144234550123551 |
7 | 266004353036230 |
oct | 35321551460133 |
9 | 7135521870354 |
10 | 2021011120219 |
11 | 70a1190a9453 |
12 | 2878286505b7 |
13 | 1187715708a0 |
14 | 6db63179787 |
15 | 378878c4a64 |
hex | 1d68da6605b |
2021011120219 has 32 divisors (see below), whose sum is σ = 2507308425216. Its totient is φ = 1586258760960.
The previous prime is 2021011120201. The next prime is 2021011120237. The reversal of 2021011120219 is 9120211101202.
It is an interprime number because it is at equal distance from previous prime (2021011120201) and next prime (2021011120237).
It is a cyclic number.
It is not a de Polignac number, because 2021011120219 - 27 = 2021011120091 is a prime.
It is a super-2 number, since 2×20210111202192 (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 2021011120219.
It is not an unprimeable number, because it can be changed into a prime (2021011130219) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17983734 + ... + 18095764.
It is an arithmetic number, because the mean of its divisors is an integer number (78353388288).
Almost surely, 22021011120219 is an apocalyptic number.
2021011120219 is a deficient number, since it is larger than the sum of its proper divisors (486297304997).
2021011120219 is a wasteful number, since it uses less digits than its factorization.
2021011120219 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113635.
The product of its (nonzero) digits is 144, while the sum is 22.
The spelling of 2021011120219 in words is "two trillion, twenty-one billion, eleven million, one hundred twenty thousand, two hundred nineteen".
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