Base | Representation |
---|---|
bin | 1100001101100… |
… | …1111010001001 |
3 | 10120101110101122 |
4 | 3003121322021 |
5 | 101103133301 |
6 | 5025525025 |
7 | 1161253460 |
oct | 303317211 |
9 | 116343348 |
10 | 51224201 |
11 | 26a07556 |
12 | 151a3775 |
13 | a7c66a2 |
14 | 6b359d7 |
15 | 476c81b |
hex | 30d9e89 |
51224201 has 8 divisors (see below), whose sum is σ = 59502144. Its totient is φ = 43186320.
The previous prime is 51224167. The next prime is 51224203. The reversal of 51224201 is 10242215.
51224201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 51224201 - 214 = 51207817 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 51224201.
It is not an unprimeable number, because it can be changed into a prime (51224203) 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 7 ways as a sum of consecutive naturals, for example, 59555 + ... + 60408.
It is an arithmetic number, because the mean of its divisors is an integer number (7437768).
Almost surely, 251224201 is an apocalyptic number.
It is an amenable number.
51224201 is a deficient number, since it is larger than the sum of its proper divisors (8277943).
51224201 is a wasteful number, since it uses less digits than its factorization.
51224201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120031.
The product of its (nonzero) digits is 160, while the sum is 17.
The square root of 51224201 is about 7157.1084244966. The cubic root of 51224201 is about 371.3856032501.
Adding to 51224201 its reverse (10242215), we get a palindrome (61466416).
The spelling of 51224201 in words is "fifty-one million, two hundred twenty-four thousand, two hundred one".
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