Base | Representation |
---|---|
bin | 1111100010000… |
… | …11110001111100 |
3 | 100002011222102220 |
4 | 13301003301330 |
5 | 231324113202 |
6 | 20532445340 |
7 | 3141353310 |
oct | 761036174 |
9 | 302158386 |
10 | 130301052 |
11 | 67608122 |
12 | 37779850 |
13 | 20cc281b |
14 | 1343bb40 |
15 | b68cabc |
hex | 7c43c7c |
130301052 has 24 divisors (see below), whose sum is σ = 347469696. Its totient is φ = 37228848.
The previous prime is 130301047. The next prime is 130301053. The reversal of 130301052 is 250103031.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130301053) 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, 775518 + ... + 775685.
It is an arithmetic number, because the mean of its divisors is an integer number (14477904).
Almost surely, 2130301052 is an apocalyptic number.
130301052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
130301052 is an abundant number, since it is smaller than the sum of its proper divisors (217168644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130301052 is a wasteful number, since it uses less digits than its factorization.
130301052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1551217 (or 1551215 counting only the distinct ones).
The product of its (nonzero) digits is 90, while the sum is 15.
The square root of 130301052 is about 11414.9486201209. The cubic root of 130301052 is about 506.9704436006.
Adding to 130301052 its reverse (250103031), we get a palindrome (380404083).
The spelling of 130301052 in words is "one hundred thirty million, three hundred one thousand, fifty-two".
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