Base | Representation |
---|---|
bin | 1100001101010… |
… | …0110010000001 |
3 | 10120100101120212 |
4 | 3003110302001 |
5 | 101102000301 |
6 | 5025243505 |
7 | 1161135320 |
oct | 303246201 |
9 | 116311525 |
10 | 51203201 |
11 | 269a27a5 |
12 | 15193595 |
13 | a7b9c6a |
14 | 6b2c0b7 |
15 | 47664bb |
hex | 30d4c81 |
51203201 has 8 divisors (see below), whose sum is σ = 61960320. Its totient is φ = 41306688.
The previous prime is 51203197. The next prime is 51203203. The reversal of 51203201 is 10230215.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51203201 - 22 = 51203197 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51203203) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215021 + ... + 215258.
It is an arithmetic number, because the mean of its divisors is an integer number (7745040).
Almost surely, 251203201 is an apocalyptic number.
It is an amenable number.
51203201 is a deficient number, since it is larger than the sum of its proper divisors (10757119).
51203201 is a wasteful number, since it uses less digits than its factorization.
51203201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 430303.
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 51203201 is about 7155.6412011783. The cubic root of 51203201 is about 371.3348449266.
Adding to 51203201 its reverse (10230215), we get a palindrome (61433416).
The spelling of 51203201 in words is "fifty-one million, two hundred three thousand, two hundred one".
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