Base | Representation |
---|---|
bin | 101111100001101000… |
… | …110011011001101000 |
3 | 11212201101100021021102 |
4 | 233201220303121220 |
5 | 1314002213211102 |
6 | 35235402300532 |
7 | 3454401425615 |
oct | 574150633150 |
9 | 155641307242 |
10 | 51030210152 |
11 | 1a7072501a9 |
12 | 9a81ab7748 |
13 | 4a7332672c |
14 | 26814a350c |
15 | 14da042402 |
hex | be1a33668 |
51030210152 has 32 divisors (see below), whose sum is σ = 98032160520. Its totient is φ = 24888514560.
The previous prime is 51030210137. The next prime is 51030210157. The reversal of 51030210152 is 25101203015.
It is a happy number.
51030210152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 26099694916 + 24930515236 = 161554^2 + 157894^2 .
It is not an unprimeable number, because it can be changed into a prime (51030210157) 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, 2810768 + ... + 2828864.
Almost surely, 251030210152 is an apocalyptic number.
It is an amenable number.
51030210152 is a deficient number, since it is larger than the sum of its proper divisors (47001950368).
51030210152 is a wasteful number, since it uses less digits than its factorization.
51030210152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26741 (or 26737 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 20.
Adding to 51030210152 its reverse (25101203015), we get a palindrome (76131413167).
The spelling of 51030210152 in words is "fifty-one billion, thirty million, two hundred ten thousand, one hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •