Base | Representation |
---|---|
bin | 1111100111010… |
… | …01100100001101 |
3 | 100010110110221011 |
4 | 13303221210031 |
5 | 232012330414 |
6 | 20555205221 |
7 | 3150212131 |
oct | 763514415 |
9 | 303413834 |
10 | 130980109 |
11 | 67a31327 |
12 | 37a46811 |
13 | 2119c930 |
14 | 135773c1 |
15 | b773dc4 |
hex | 7ce990d |
130980109 has 8 divisors (see below), whose sum is σ = 143161760. Its totient is φ = 119099376.
The previous prime is 130980103. The next prime is 130980151. The reversal of 130980109 is 901089031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 130980109 - 25 = 130980077 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 (130980103) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74319 + ... + 76060.
It is an arithmetic number, because the mean of its divisors is an integer number (17895220).
Almost surely, 2130980109 is an apocalyptic number.
It is an amenable number.
130980109 is a deficient number, since it is larger than the sum of its proper divisors (12181651).
130980109 is a wasteful number, since it uses less digits than its factorization.
130980109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 150459.
The product of its (nonzero) digits is 1944, while the sum is 31.
The square root of 130980109 is about 11444.6541669026. The cubic root of 130980109 is about 507.8496013016.
It can be divided in two parts, 1309 and 80109, that added together give a palindrome (81418).
The spelling of 130980109 in words is "one hundred thirty million, nine hundred eighty thousand, one hundred nine".
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