Base | Representation |
---|---|
bin | 11001100010100… |
… | …10000010010101 |
3 | 112221010210121110 |
4 | 30301102002111 |
5 | 414321324100 |
6 | 33132005233 |
7 | 5211025344 |
oct | 1461220225 |
9 | 487123543 |
10 | 214245525 |
11 | aaa3291a |
12 | 5b900819 |
13 | 35504400 |
14 | 2064db5b |
15 | 13c20250 |
hex | cc52095 |
214245525 has 36 divisors (see below), whose sum is σ = 383585568. Its totient is φ = 105468480.
The previous prime is 214245523. The next prime is 214245527. The reversal of 214245525 is 525542412.
It is an interprime number because it is at equal distance from previous prime (214245523) and next prime (214245527).
It is not a de Polignac number, because 214245525 - 21 = 214245523 is a prime.
It is a super-2 number, since 2×2142455252 = 91802289965051250, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 214245492 and 214245501.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214245523) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4224 + ... + 21126.
Almost surely, 2214245525 is an apocalyptic number.
214245525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
214245525 is a deficient number, since it is larger than the sum of its proper divisors (169340043).
214245525 is a wasteful number, since it uses less digits than its factorization.
214245525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16942 (or 16924 counting only the distinct ones).
The product of its digits is 16000, while the sum is 30.
The square root of 214245525 is about 14637.1283044182. The cubic root of 214245525 is about 598.3710677460.
Adding to 214245525 its reverse (525542412), we get a palindrome (739787937).
The spelling of 214245525 in words is "two hundred fourteen million, two hundred forty-five thousand, five hundred twenty-five".
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