Base | Representation |
---|---|
bin | 111101000001000000… |
… | …0001101000011110010 |
3 | 110112012201021021111201 |
4 | 1322002000031003302 |
5 | 4121322202013300 |
6 | 140105554001414 |
7 | 12316022363551 |
oct | 1720200150362 |
9 | 415181237451 |
10 | 131030110450 |
11 | 5062a099388 |
12 | 2148987626a |
13 | c482425045 |
14 | 64b0213d98 |
15 | 361d4e166a |
hex | 1e8200d0f2 |
131030110450 has 12 divisors (see below), whose sum is σ = 243716005530. Its totient is φ = 52412044160.
The previous prime is 131030110441. The next prime is 131030110451. The reversal of 131030110450 is 54011030131.
It can be written as a sum of positive squares in 3 ways, for example, as 107217608481 + 23812501969 = 327441^2 + 154313^2 .
It is not an unprimeable number, because it can be changed into a prime (131030110451) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1310301055 + ... + 1310301154.
Almost surely, 2131030110450 is an apocalyptic number.
131030110450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131030110450 is a deficient number, since it is larger than the sum of its proper divisors (112685895080).
131030110450 is a wasteful number, since it uses less digits than its factorization.
131030110450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2620602221 (or 2620602216 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 19.
Adding to 131030110450 its reverse (54011030131), we get a palindrome (185041140581).
The spelling of 131030110450 in words is "one hundred thirty-one billion, thirty million, one hundred ten thousand, four hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •