Base | Representation |
---|---|
bin | 11001100100001… |
… | …10101010100011 |
3 | 112221112202022101 |
4 | 30302012222203 |
5 | 414400223331 |
6 | 33140351231 |
7 | 5212613665 |
oct | 1462065243 |
9 | 487482271 |
10 | 214461091 |
11 | 10006a879 |
12 | 5b9a5517 |
13 | 3557b570 |
14 | 206a8535 |
15 | 13c64061 |
hex | cc86aa3 |
214461091 has 8 divisors (see below), whose sum is σ = 231366464. Its totient is φ = 197614080.
The previous prime is 214461089. The next prime is 214461133. The reversal of 214461091 is 190164412.
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 214461091 - 21 = 214461089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (214461011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6795 + ... + 21796.
It is an arithmetic number, because the mean of its divisors is an integer number (28920808).
Almost surely, 2214461091 is an apocalyptic number.
214461091 is a deficient number, since it is larger than the sum of its proper divisors (16905373).
214461091 is a wasteful number, since it uses less digits than its factorization.
214461091 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29181.
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 214461091 is about 14644.4901242754. The cubic root of 214461091 is about 598.5716868264.
The spelling of 214461091 in words is "two hundred fourteen million, four hundred sixty-one thousand, ninety-one".
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