Base | Representation |
---|---|
bin | 11001100010011… |
… | …00110100000011 |
3 | 112221002201021002 |
4 | 30301030310003 |
5 | 414320133011 |
6 | 33131322215 |
7 | 5210606102 |
oct | 1461146403 |
9 | 487081232 |
10 | 214224131 |
11 | aaa18840 |
12 | 5b8b036b |
13 | 354c7754 |
14 | 20646039 |
15 | 13c18c3b |
hex | cc4cd03 |
214224131 has 32 divisors (see below), whose sum is σ = 250430400. Its totient is φ = 181440000.
The previous prime is 214224113. The next prime is 214224133. The reversal of 214224131 is 131422412.
It is a cyclic number.
It is not a de Polignac number, because 214224131 - 26 = 214224067 is a prime.
It is a super-2 number, since 2×2142241312 = 91783956605410322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (214224133) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1965305 + ... + 1965413.
It is an arithmetic number, because the mean of its divisors is an integer number (7825950).
Almost surely, 2214224131 is an apocalyptic number.
214224131 is a deficient number, since it is larger than the sum of its proper divisors (36206269).
214224131 is a wasteful number, since it uses less digits than its factorization.
214224131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 311.
The product of its digits is 384, while the sum is 20.
The square root of 214224131 is about 14636.3974734222. The cubic root of 214224131 is about 598.3511498244.
Adding to 214224131 its reverse (131422412), we get a palindrome (345646543).
The spelling of 214224131 in words is "two hundred fourteen million, two hundred twenty-four thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •