Base | Representation |
---|---|
bin | 1111100100101… |
… | …11101100100010 |
3 | 100002211102221012 |
4 | 13302113230202 |
5 | 231421113040 |
6 | 20544100522 |
7 | 3144314354 |
oct | 762275442 |
9 | 302742835 |
10 | 130644770 |
11 | 67822393 |
12 | 37904742 |
13 | 210b30c9 |
14 | 134cb0d4 |
15 | b709865 |
hex | 7c97b22 |
130644770 has 8 divisors (see below), whose sum is σ = 235160604. Its totient is φ = 52257904.
The previous prime is 130644763. The next prime is 130644803. The reversal of 130644770 is 77446031.
It is a happy number.
130644770 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 118831801 + 11812969 = 10901^2 + 3437^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6532229 + ... + 6532248.
Almost surely, 2130644770 is an apocalyptic number.
130644770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130644770 is a deficient number, since it is larger than the sum of its proper divisors (104515834).
130644770 is a wasteful number, since it uses less digits than its factorization.
130644770 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13064484.
The product of its (nonzero) digits is 14112, while the sum is 32.
The square root of 130644770 is about 11429.9943132094. The cubic root of 130644770 is about 507.4158272398.
The spelling of 130644770 in words is "one hundred thirty million, six hundred forty-four thousand, seven hundred seventy".
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