Base | Representation |
---|---|
bin | 11001100011001… |
… | …00010100101001 |
3 | 112221021121100112 |
4 | 30301210110221 |
5 | 414331223200 |
6 | 33133344105 |
7 | 5211456614 |
oct | 1461442451 |
9 | 487247315 |
10 | 214320425 |
11 | aaa84120 |
12 | 5b938035 |
13 | 3552c527 |
14 | 2066d17b |
15 | 13c37535 |
hex | cc64529 |
214320425 has 12 divisors (see below), whose sum is σ = 289917456. Its totient is φ = 155869200.
The previous prime is 214320419. The next prime is 214320427. The reversal of 214320425 is 524023412.
It is a happy number.
It is not a de Polignac number, because 214320425 - 210 = 214319401 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 214320425.
It is not an unprimeable number, because it can be changed into a prime (214320427) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 389399 + ... + 389948.
It is an arithmetic number, because the mean of its divisors is an integer number (24159788).
Almost surely, 2214320425 is an apocalyptic number.
214320425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
214320425 is a deficient number, since it is larger than the sum of its proper divisors (75597031).
214320425 is a wasteful number, since it uses less digits than its factorization.
214320425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 779368 (or 779363 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 214320425 is about 14639.6866428213. The cubic root of 214320425 is about 598.4407895776.
Adding to 214320425 its reverse (524023412), we get a palindrome (738343837).
The spelling of 214320425 in words is "two hundred fourteen million, three hundred twenty thousand, four hundred twenty-five".
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