Base | Representation |
---|---|
bin | 1100001110110… |
… | …1001100100001 |
3 | 10120112110202120 |
4 | 3003231030201 |
5 | 101113200301 |
6 | 5031334453 |
7 | 1162033005 |
oct | 303551441 |
9 | 116473676 |
10 | 51303201 |
11 | 26a60944 |
12 | 15221429 |
13 | a823631 |
14 | 6b56705 |
15 | 4785e36 |
hex | 30ed321 |
51303201 has 8 divisors (see below), whose sum is σ = 70253184. Its totient is φ = 33277680.
The previous prime is 51303199. The next prime is 51303209. The reversal of 51303201 is 10230315.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51303201 - 21 = 51303199 is a prime.
It is not an unprimeable number, because it can be changed into a prime (51303209) 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, 230985 + ... + 231206.
It is an arithmetic number, because the mean of its divisors is an integer number (8781648).
Almost surely, 251303201 is an apocalyptic number.
It is an amenable number.
51303201 is a deficient number, since it is larger than the sum of its proper divisors (18949983).
51303201 is a wasteful number, since it uses less digits than its factorization.
51303201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 462231.
The product of its (nonzero) digits is 90, while the sum is 15.
The square root of 51303201 is about 7162.6252868624. The cubic root of 51303201 is about 371.5764270675.
Adding to 51303201 its reverse (10230315), we get a palindrome (61533516).
The spelling of 51303201 in words is "fifty-one million, three hundred three thousand, two hundred one".
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