Base | Representation |
---|---|
bin | 110110001101101… |
… | …1011100010011000 |
3 | 11200210000101020111 |
4 | 1230123123202120 |
5 | 12211144130013 |
6 | 500302134104 |
7 | 63036231013 |
oct | 15433334230 |
9 | 4623011214 |
10 | 1819130008 |
11 | 853940333 |
12 | 429281334 |
13 | 22cb5a4b7 |
14 | 13385637a |
15 | a9a8673d |
hex | 6c6db898 |
1819130008 has 16 divisors (see below), whose sum is σ = 3468681000. Its totient is φ = 894148416.
The previous prime is 1819129993. The next prime is 1819130011. The reversal of 1819130008 is 8000319181.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1926573 + ... + 1927516.
Almost surely, 21819130008 is an apocalyptic number.
It is an amenable number.
1819130008 is a deficient number, since it is larger than the sum of its proper divisors (1649550992).
1819130008 is a wasteful number, since it uses less digits than its factorization.
1819130008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3854154 (or 3854150 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 31.
The square root of 1819130008 is about 42651.2603330781. The cubic root of 1819130008 is about 1220.7345768736.
Adding to 1819130008 its reverse (8000319181), we get a palindrome (9819449189).
The spelling of 1819130008 in words is "one billion, eight hundred nineteen million, one hundred thirty thousand, eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •