Base | Representation |
---|---|
bin | 1111011111111… |
… | …00110011010000 |
3 | 100001122012122001 |
4 | 13233330303100 |
5 | 231240312240 |
6 | 20522323344 |
7 | 3136032556 |
oct | 757746320 |
9 | 301565561 |
10 | 130010320 |
11 | 67429750 |
12 | 37659554 |
13 | 20c203ab |
14 | 133a3bd6 |
15 | b63189a |
hex | 7bfccd0 |
130010320 has 40 divisors (see below), whose sum is σ = 329755680. Its totient is φ = 47276160.
The previous prime is 130010317. The next prime is 130010327. The reversal of 130010320 is 23010031.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 130010297 and 130010306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130010327) 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 7 ways as a sum of consecutive naturals, for example, 72990 + ... + 74749.
It is an arithmetic number, because the mean of its divisors is an integer number (8243892).
Almost surely, 2130010320 is an apocalyptic number.
130010320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130010320 is an abundant number, since it is smaller than the sum of its proper divisors (199745360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130010320 is a wasteful number, since it uses less digits than its factorization.
130010320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147763 (or 147757 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 10.
The square root of 130010320 is about 11402.2068039481. The cubic root of 130010320 is about 506.5931064337.
Adding to 130010320 its reverse (23010031), we get a palindrome (153020351).
The spelling of 130010320 in words is "one hundred thirty million, ten thousand, three hundred twenty".
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