Base | Representation |
---|---|
bin | 10111111000001… |
… | …01111101010101 |
3 | 111221220102021012 |
4 | 23330011331111 |
5 | 402234134141 |
6 | 31513102005 |
7 | 4651354034 |
oct | 1374057525 |
9 | 457812235 |
10 | 200302421 |
11 | a307a1a0 |
12 | 570b7905 |
13 | 32661b57 |
14 | 1c86071b |
15 | 128b8ceb |
hex | bf05f55 |
200302421 has 8 divisors (see below), whose sum is σ = 220968000. Its totient is φ = 180046240.
The previous prime is 200302397. The next prime is 200302429. The reversal of 200302421 is 124203002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 200302421 - 210 = 200301397 is a prime.
It is a super-2 number, since 2×2003024212 = 80242119716922482, 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 = 200302396 and 200302405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200302429) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101321 + ... + 103278.
It is an arithmetic number, because the mean of its divisors is an integer number (27621000).
Almost surely, 2200302421 is an apocalyptic number.
It is an amenable number.
200302421 is a deficient number, since it is larger than the sum of its proper divisors (20665579).
200302421 is a wasteful number, since it uses less digits than its factorization.
200302421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 204699.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 200302421 is about 14152.8237818465. The cubic root of 200302421 is about 585.0981606533.
Adding to 200302421 its reverse (124203002), we get a palindrome (324505423).
The spelling of 200302421 in words is "two hundred million, three hundred two thousand, four hundred twenty-one".
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