Base | Representation |
---|---|
bin | 101111111111111010011001… |
… | …000110100001001011100011 |
3 | 1000200102222112200101020011122 |
4 | 233333322121012201023203 |
5 | 210132131213033034334 |
6 | 2024550033115202455 |
7 | 62315326012031015 |
oct | 5777723106411343 |
9 | 1020388480336148 |
10 | 211100211221219 |
11 | 61299107954a51 |
12 | 1b81477574642b |
13 | 90a3883ba8328 |
14 | 3a1b43a2c01b5 |
15 | 19613032a732e |
hex | bffe991a12e3 |
211100211221219 has 8 divisors (see below), whose sum is σ = 216806732263968. Its totient is φ = 205393748595840.
The previous prime is 211100211221213. The next prime is 211100211221267. The reversal of 211100211221219 is 912122112001112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 211100211221219 - 228 = 211099942785763 is a prime.
It is a super-2 number, since 2×2111002112212192 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (211100211221213) 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, 7229687 + ... + 21782304.
It is an arithmetic number, because the mean of its divisors is an integer number (27100841532996).
Almost surely, 2211100211221219 is an apocalyptic number.
211100211221219 is a deficient number, since it is larger than the sum of its proper divisors (5706521042749).
211100211221219 is a wasteful number, since it uses less digits than its factorization.
211100211221219 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29208685.
The product of its (nonzero) digits is 288, while the sum is 26.
The spelling of 211100211221219 in words is "two hundred eleven trillion, one hundred billion, two hundred eleven million, two hundred twenty-one thousand, two hundred nineteen".
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