Base | Representation |
---|---|
bin | 11001100010001… |
… | …11111011011001 |
3 | 112221001200210222 |
4 | 30301013323121 |
5 | 414314012441 |
6 | 33131045425 |
7 | 5210463545 |
oct | 1461077331 |
9 | 487050728 |
10 | 214204121 |
11 | aaa047aa |
12 | 5b8a0875 |
13 | 354bb601 |
14 | 2063ca25 |
15 | 13c12d4b |
hex | cc47ed9 |
214204121 has 8 divisors (see below), whose sum is σ = 221764800. Its totient is φ = 206655120.
The previous prime is 214204117. The next prime is 214204127. The reversal of 214204121 is 121402412.
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 214204121 - 22 = 214204117 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 214204121.
It is not an unprimeable number, because it can be changed into a prime (214204127) 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, 52526 + ... + 56456.
It is an arithmetic number, because the mean of its divisors is an integer number (27720600).
Almost surely, 2214204121 is an apocalyptic number.
It is an amenable number.
214204121 is a deficient number, since it is larger than the sum of its proper divisors (7560679).
214204121 is a wasteful number, since it uses less digits than its factorization.
214204121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5839.
The product of its (nonzero) digits is 128, while the sum is 17.
The square root of 214204121 is about 14635.7138876107. The cubic root of 214204121 is about 598.3325192134.
Adding to 214204121 its reverse (121402412), we get a palindrome (335606533).
The spelling of 214204121 in words is "two hundred fourteen million, two hundred four thousand, one hundred twenty-one".
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