Base | Representation |
---|---|
bin | 11001100011000… |
… | …10000100111001 |
3 | 112221021010201210 |
4 | 30301202010321 |
5 | 414330424400 |
6 | 33133233333 |
7 | 5211421032 |
oct | 1461420471 |
9 | 487233653 |
10 | 214311225 |
11 | aaa78217 |
12 | 5b932849 |
13 | 3552829b |
14 | 20669a89 |
15 | 13c34950 |
hex | cc62139 |
214311225 has 24 divisors (see below), whose sum is σ = 359624800. Its totient is φ = 112590720.
The previous prime is 214311221. The next prime is 214311271. The reversal of 214311225 is 522113412.
It is not a de Polignac number, because 214311225 - 22 = 214311221 is a prime.
It is a super-2 number, since 2×2143112252 = 91858602322001250, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (214311221) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16300 + ... + 26349.
Almost surely, 2214311225 is an apocalyptic number.
214311225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
214311225 is a deficient number, since it is larger than the sum of its proper divisors (145313575).
214311225 is a wasteful number, since it uses less digits than its factorization.
214311225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42729 (or 42724 counting only the distinct ones).
The product of its digits is 480, while the sum is 21.
The square root of 214311225 is about 14639.3724250734. The cubic root of 214311225 is about 598.4322264895.
Adding to 214311225 its reverse (522113412), we get a palindrome (736424637).
The spelling of 214311225 in words is "two hundred fourteen million, three hundred eleven thousand, two hundred twenty-five".
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