Base | Representation |
---|---|
bin | 11110101011001… |
… | …010001001001101 |
3 | 1022212100220221120 |
4 | 132223022021031 |
5 | 2023221131341 |
6 | 123022151153 |
7 | 15516166440 |
oct | 3653121115 |
9 | 1285326846 |
10 | 514630221 |
11 | 24454a336 |
12 | 1244224b9 |
13 | 82808331 |
14 | 4c4c3657 |
15 | 302a8066 |
hex | 1eaca24d |
514630221 has 32 divisors (see below), whose sum is σ = 831756288. Its totient is φ = 276661440.
The previous prime is 514630199. The next prime is 514630271. The reversal of 514630221 is 122036415.
It is not a de Polignac number, because 514630221 - 26 = 514630157 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 514630191 and 514630200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (514630271) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20730 + ... + 38196.
It is an arithmetic number, because the mean of its divisors is an integer number (25992384).
Almost surely, 2514630221 is an apocalyptic number.
It is an amenable number.
514630221 is a deficient number, since it is larger than the sum of its proper divisors (317126067).
514630221 is a wasteful number, since it uses less digits than its factorization.
514630221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17561.
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 514630221 is about 22685.4627680372. The cubic root of 514630221 is about 801.3675676372.
Adding to 514630221 its reverse (122036415), we get a palindrome (636666636).
The spelling of 514630221 in words is "five hundred fourteen million, six hundred thirty thousand, two hundred twenty-one".
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