Base | Representation |
---|---|
bin | 1111100001010… |
… | …11011110100111 |
3 | 100001222220220012 |
4 | 13300223132213 |
5 | 231312422021 |
6 | 20530400435 |
7 | 3140460146 |
oct | 760533647 |
9 | 301886805 |
10 | 130201511 |
11 | 6754a360 |
12 | 3773011b |
13 | 20c8941b |
14 | 1341375d |
15 | b66d35b |
hex | 7c2b7a7 |
130201511 has 12 divisors (see below), whose sum is σ = 144450072. Its totient is φ = 116388000.
The previous prime is 130201499. The next prime is 130201517. The reversal of 130201511 is 115102031.
It is not a de Polignac number, because 130201511 - 210 = 130200487 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130201517) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39341 + ... + 42521.
It is an arithmetic number, because the mean of its divisors is an integer number (12037506).
Almost surely, 2130201511 is an apocalyptic number.
130201511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
130201511 is a deficient number, since it is larger than the sum of its proper divisors (14248561).
130201511 is an equidigital number, since it uses as much as digits as its factorization.
130201511 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3314 (or 3253 counting only the distinct ones).
The product of its (nonzero) digits is 30, while the sum is 14.
The square root of 130201511 is about 11410.5876711062. The cubic root of 130201511 is about 506.8413139172.
Adding to 130201511 its reverse (115102031), we get a palindrome (245303542).
The spelling of 130201511 in words is "one hundred thirty million, two hundred one thousand, five hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •