Base | Representation |
---|---|
bin | 1111011111110… |
… | …11000001000011 |
3 | 100001121211121100 |
4 | 13233323001003 |
5 | 231240044021 |
6 | 20522225443 |
7 | 3136002345 |
oct | 757730103 |
9 | 301554540 |
10 | 130003011 |
11 | 67424206 |
12 | 37655283 |
13 | 20c19c78 |
14 | 133a1295 |
15 | b62e626 |
hex | 7bfb043 |
130003011 has 24 divisors (see below), whose sum is σ = 192067200. Its totient is φ = 84704256.
The previous prime is 130003009. The next prime is 130003033. The reversal of 130003011 is 110300031.
It is not a de Polignac number, because 130003011 - 21 = 130003009 is a prime.
It is a super-2 number, since 2×1300030112 = 33801565738132242, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 130002984 and 130003002.
It is not an unprimeable number, because it can be changed into a prime (130003051) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 213870 + ... + 214476.
It is an arithmetic number, because the mean of its divisors is an integer number (8002800).
Almost surely, 2130003011 is an apocalyptic number.
130003011 is a deficient number, since it is larger than the sum of its proper divisors (62064189).
130003011 is a wasteful number, since it uses less digits than its factorization.
130003011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1115 (or 1112 counting only the distinct ones).
The product of its (nonzero) digits is 9, while the sum is 9.
The square root of 130003011 is about 11401.8862913116. The cubic root of 130003011 is about 506.5836129350.
Adding to 130003011 its reverse (110300031), we get a palindrome (240303042).
The spelling of 130003011 in words is "one hundred thirty million, three thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •