Base | Representation |
---|---|
bin | 1111100100101… |
… | …00000101110001 |
3 | 100002210200200012 |
4 | 13302110011301 |
5 | 231420130001 |
6 | 20543504305 |
7 | 3144223325 |
oct | 762240561 |
9 | 302720605 |
10 | 130630001 |
11 | 67812287 |
12 | 378b8095 |
13 | 210a9478 |
14 | 134c5985 |
15 | b7052bb |
hex | 7c94171 |
130630001 has 16 divisors (see below), whose sum is σ = 140659200. Its totient is φ = 121146480.
The previous prime is 130629979. The next prime is 130630033. The reversal of 130630001 is 100036031.
It is not a de Polignac number, because 130630001 - 26 = 130629937 is a prime.
It is a super-2 number, since 2×1306300012 = 34128394322520002, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130630901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2464691 + ... + 2464743.
It is an arithmetic number, because the mean of its divisors is an integer number (8791200).
Almost surely, 2130630001 is an apocalyptic number.
It is an amenable number.
130630001 is a deficient number, since it is larger than the sum of its proper divisors (10029199).
130630001 is an frugal number, since it uses more digits than its factorization.
130630001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 213 (or 127 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 130630001 is about 11429.3482316360. The cubic root of 130630001 is about 507.3967059060.
Adding to 130630001 its reverse (100036031), we get a palindrome (230666032).
The spelling of 130630001 in words is "one hundred thirty million, six hundred thirty thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •