Base | Representation |
---|---|
bin | 1111100101011… |
… | …01100100110100 |
3 | 100002222222212101 |
4 | 13302231210310 |
5 | 231432000023 |
6 | 20550031444 |
7 | 3145136551 |
oct | 762554464 |
9 | 302888771 |
10 | 130734388 |
11 | 67883754 |
12 | 37948584 |
13 | 21114b35 |
14 | 13511a28 |
15 | b7261ad |
hex | 7cad934 |
130734388 has 12 divisors (see below), whose sum is σ = 230321700. Its totient is φ = 64928192.
The previous prime is 130734377. The next prime is 130734389. The reversal of 130734388 is 883437031.
It can be written as a sum of positive squares in 2 ways, for example, as 45319824 + 85414564 = 6732^2 + 9242^2 .
It is a super-3 number, since 3×1307343883 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130734389) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109081 + ... + 110272.
It is an arithmetic number, because the mean of its divisors is an integer number (19193475).
Almost surely, 2130734388 is an apocalyptic number.
It is an amenable number.
130734388 is a deficient number, since it is larger than the sum of its proper divisors (99587312).
130734388 is a wasteful number, since it uses less digits than its factorization.
130734388 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 219506 (or 219504 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 37.
The square root of 130734388 is about 11433.9139405542. The cubic root of 130734388 is about 507.5318242235.
The spelling of 130734388 in words is "one hundred thirty million, seven hundred thirty-four thousand, three hundred eighty-eight".
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