Base | Representation |
---|---|
bin | 11001100010010… |
… | …00000111011110 |
3 | 112221001201212121 |
4 | 30301020013132 |
5 | 414314024034 |
6 | 33131053154 |
7 | 5210466031 |
oct | 1461100736 |
9 | 487051777 |
10 | 214204894 |
11 | aaa05342 |
12 | 5b8a11ba |
13 | 354bba77 |
14 | 2063d018 |
15 | 13c131b4 |
hex | cc481de |
214204894 has 4 divisors (see below), whose sum is σ = 321307344. Its totient is φ = 107102446.
The previous prime is 214204891. The next prime is 214204901. The reversal of 214204894 is 498402412.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×2142048942 = 91767473227102472, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214204891) 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 as a sum of consecutive naturals, namely, 53551222 + ... + 53551225.
It is an arithmetic number, because the mean of its divisors is an integer number (80326836).
Almost surely, 2214204894 is an apocalyptic number.
214204894 is a deficient number, since it is larger than the sum of its proper divisors (107102450).
214204894 is a wasteful number, since it uses less digits than its factorization.
214204894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107102449.
The product of its (nonzero) digits is 18432, while the sum is 34.
The square root of 214204894 is about 14635.7402955915. The cubic root of 214204894 is about 598.3332389482. Note that the first 3 decimals are identical.
The spelling of 214204894 in words is "two hundred fourteen million, two hundred four thousand, eight hundred ninety-four".
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