Base | Representation |
---|---|
bin | 100111101000110… |
… | …0110000001000000 |
3 | 10102200122121210000 |
4 | 1033101212001000 |
5 | 10210440342344 |
6 | 335550440000 |
7 | 44646626442 |
oct | 11721460100 |
9 | 3380577700 |
10 | 1330012224 |
11 | 622836962 |
12 | 311503000 |
13 | 1827156a8 |
14 | c88d4492 |
15 | 7bb6ca69 |
hex | 4f466040 |
1330012224 has 70 divisors (see below), whose sum is σ = 3942588254. Its totient is φ = 443335680.
The previous prime is 1330012213. The next prime is 1330012241. The reversal of 1330012224 is 4222100331.
It can be written as a sum of positive squares in only one way, i.e., 1296000000 + 34012224 = 36000^2 + 5832^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1330012197 and 1330012206.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 123097 + ... + 133464.
Almost surely, 21330012224 is an apocalyptic number.
It is an amenable number.
1330012224 is an abundant number, since it is smaller than the sum of its proper divisors (2612576030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1330012224 is an equidigital number, since it uses as much as digits as its factorization.
1330012224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256585 (or 256566 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 1330012224 is about 36469.3326508726. The cubic root of 1330012224 is about 1099.7278180568.
Adding to 1330012224 its reverse (4222100331), we get a palindrome (5552112555).
The spelling of 1330012224 in words is "one billion, three hundred thirty million, twelve thousand, two hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •