Base | Representation |
---|---|
bin | 1111100011111… |
… | …01000110000000 |
3 | 100002121220110120 |
4 | 13301331012000 |
5 | 231404121213 |
6 | 20541500240 |
7 | 3143351604 |
oct | 761750600 |
9 | 302556416 |
10 | 130535808 |
11 | 67758537 |
12 | 37871680 |
13 | 21075630 |
14 | 1349d504 |
15 | b6d7423 |
hex | 7c7d180 |
130535808 has 128 divisors (see below), whose sum is σ = 379276800. Its totient is φ = 39536640.
The previous prime is 130535803. The next prime is 130535819. The reversal of 130535808 is 808535031.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130535803) 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, 394203 + ... + 394533.
It is an arithmetic number, because the mean of its divisors is an integer number (2963100).
Almost surely, 2130535808 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 130535808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189638400).
130535808 is an abundant number, since it is smaller than the sum of its proper divisors (248740992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130535808 is a wasteful number, since it uses less digits than its factorization.
130535808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 440 (or 428 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 33.
The square root of 130535808 is about 11425.2268248819. The cubic root of 130535808 is about 507.2747208859.
The spelling of 130535808 in words is "one hundred thirty million, five hundred thirty-five thousand, eight hundred eight".
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