Base | Representation |
---|---|
bin | 1111100010101… |
… | …00101000111101 |
3 | 100002022111011120 |
4 | 13301110220331 |
5 | 231333320414 |
6 | 20534141153 |
7 | 3142061532 |
oct | 761245075 |
9 | 302274146 |
10 | 130370109 |
11 | 67654aa1 |
12 | 377b17b9 |
13 | 2101809c |
14 | 13458d89 |
15 | b6a32a9 |
hex | 7c54a3d |
130370109 has 16 divisors (see below), whose sum is σ = 184008000. Its totient is φ = 81962496.
The previous prime is 130370101. The next prime is 130370111. The reversal of 130370109 is 901073031.
It is not a de Polignac number, because 130370109 - 23 = 130370101 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130370101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13684 + ... + 21165.
It is an arithmetic number, because the mean of its divisors is an integer number (11500500).
Almost surely, 2130370109 is an apocalyptic number.
It is an amenable number.
130370109 is a deficient number, since it is larger than the sum of its proper divisors (53637891).
130370109 is a wasteful number, since it uses less digits than its factorization.
130370109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34924.
The product of its (nonzero) digits is 567, while the sum is 24.
The square root of 130370109 is about 11417.9730688069. The cubic root of 130370109 is about 507.0599892448.
The spelling of 130370109 in words is "one hundred thirty million, three hundred seventy thousand, one hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •