Base | Representation |
---|---|
bin | 111010000101… |
… | …0110111010001 |
3 | 2010022011221100 |
4 | 1310022313101 |
5 | 30244000301 |
6 | 3004415013 |
7 | 516563562 |
oct | 164126721 |
9 | 63264840 |
10 | 30453201 |
11 | 1620aa39 |
12 | a247469 |
13 | 640335c |
14 | 408a169 |
15 | 2a18286 |
hex | 1d0add1 |
30453201 has 12 divisors (see below), whose sum is σ = 45061380. Its totient is φ = 19806720.
The previous prime is 30453179. The next prime is 30453209. The reversal of 30453201 is 10235403.
It can be written as a sum of positive squares in 2 ways, for example, as 3920400 + 26532801 = 1980^2 + 5151^2 .
It is not a de Polignac number, because 30453201 - 29 = 30452689 is a prime.
It is a super-2 number, since 2×304532012 = 1854794902292802, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30453209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40896 + ... + 41633.
It is an arithmetic number, because the mean of its divisors is an integer number (3755115).
Almost surely, 230453201 is an apocalyptic number.
It is an amenable number.
30453201 is a deficient number, since it is larger than the sum of its proper divisors (14608179).
30453201 is a wasteful number, since it uses less digits than its factorization.
30453201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82576 (or 82573 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 30453201 is about 5518.4418996670. The cubic root of 30453201 is about 312.2801047170.
Adding to 30453201 its reverse (10235403), we get a palindrome (40688604).
The spelling of 30453201 in words is "thirty million, four hundred fifty-three thousand, two hundred one".
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