Base | Representation |
---|---|
bin | 101111111110011110000110… |
… | …010001100110100101000001 |
3 | 1000200002111202020001002000011 |
4 | 233332132012101212211001 |
5 | 210124020233421041001 |
6 | 2024432323340024521 |
7 | 62305220143014550 |
oct | 5776360621464501 |
9 | 1020074666032004 |
10 | 211001111112001 |
11 | 61260083487141 |
12 | 1b7b9519232141 |
13 | 909741c954652 |
14 | 3a1671898bd97 |
15 | 195d953076d51 |
hex | bfe786466941 |
211001111112001 has 8 divisors (see below), whose sum is σ = 241171847956800. Its totient is φ = 180837304510128.
The previous prime is 211001111111969. The next prime is 211001111112013. The reversal of 211001111112001 is 100211111100112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 211001111112001 - 25 = 211001111111969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (211001111116001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1732495486 + ... + 1732617271.
It is an arithmetic number, because the mean of its divisors is an integer number (30146480994600).
Almost surely, 2211001111112001 is an apocalyptic number.
It is an amenable number.
211001111112001 is a deficient number, since it is larger than the sum of its proper divisors (30170736844799).
211001111112001 is an equidigital number, since it uses as much as digits as its factorization.
211001111112001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3465121463.
The product of its (nonzero) digits is 4, while the sum is 13.
Adding to 211001111112001 its reverse (100211111100112), we get a palindrome (311212222212113).
The spelling of 211001111112001 in words is "two hundred eleven trillion, one billion, one hundred eleven million, one hundred twelve thousand, one".
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