Base | Representation |
---|---|
bin | 1111100000101… |
… | …01011101010000 |
3 | 100001211100011111 |
4 | 13300111131100 |
5 | 231302030222 |
6 | 20524423104 |
7 | 3136633162 |
oct | 760253520 |
9 | 301740144 |
10 | 130111312 |
11 | 67498611 |
12 | 376a7a94 |
13 | 20c57356 |
14 | 133cc932 |
15 | b651777 |
hex | 7c15750 |
130111312 has 10 divisors (see below), whose sum is σ = 252090698. Its totient is φ = 65055648.
The previous prime is 130111291. The next prime is 130111339. The reversal of 130111312 is 213111031.
It can be written as a sum of positive squares in only one way, i.e., 92852496 + 37258816 = 9636^2 + 6104^2 .
It is a super-2 number, since 2×1301113122 = 33857907020722688, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 130111292 and 130111301.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 4065963 + ... + 4065994.
Almost surely, 2130111312 is an apocalyptic number.
It is an amenable number.
130111312 is a deficient number, since it is larger than the sum of its proper divisors (121979386).
130111312 is an equidigital number, since it uses as much as digits as its factorization.
130111312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8131965 (or 8131959 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 13.
The square root of 130111312 is about 11406.6345606406. The cubic root of 130111312 is about 506.7242463032.
Adding to 130111312 its reverse (213111031), we get a palindrome (343222343).
The spelling of 130111312 in words is "one hundred thirty million, one hundred eleven thousand, three hundred twelve".
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