Base | Representation |
---|---|
bin | 11001100011110… |
… | …01000110100101 |
3 | 112221102221002222 |
4 | 30301321012211 |
5 | 414341434131 |
6 | 33135242125 |
7 | 5212263020 |
oct | 1461710645 |
9 | 487387088 |
10 | 214405541 |
11 | 100032069 |
12 | 5b979345 |
13 | 3555c1ac |
14 | 206921b7 |
15 | 13c5287b |
hex | cc791a5 |
214405541 has 16 divisors (see below), whose sum is σ = 247927680. Its totient is φ = 181621440.
The previous prime is 214405537. The next prime is 214405549. The reversal of 214405541 is 145504412.
214405541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 214405541 - 22 = 214405537 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 214405541.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214405549) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249170 + ... + 250028.
It is an arithmetic number, because the mean of its divisors is an integer number (15495480).
Almost surely, 2214405541 is an apocalyptic number.
It is an amenable number.
214405541 is a deficient number, since it is larger than the sum of its proper divisors (33522139).
214405541 is a wasteful number, since it uses less digits than its factorization.
214405541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1244.
The product of its (nonzero) digits is 3200, while the sum is 26.
The square root of 214405541 is about 14642.5933836872. The cubic root of 214405541 is about 598.5200014160.
Adding to 214405541 its reverse (145504412), we get a palindrome (359909953).
The spelling of 214405541 in words is "two hundred fourteen million, four hundred five thousand, five hundred forty-one".
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