Base | Representation |
---|---|
bin | 110010011000000000… |
… | …1001111100011111001 |
3 | 101100020020101222110211 |
4 | 1210300001033203321 |
5 | 3233023013032044 |
6 | 121410324511121 |
7 | 10546540152424 |
oct | 1446001174371 |
9 | 340206358424 |
10 | 108179814649 |
11 | 419737599a5 |
12 | 18b7124b4a1 |
13 | a28039025a |
14 | 53435749bb |
15 | 2c32403634 |
hex | 193004f8f9 |
108179814649 has 9 divisors (see below), whose sum is σ = 110768612943. Its totient is φ = 105650190912.
The previous prime is 108179814511. The next prime is 108179814703. The reversal of 108179814649 is 946418971801.
The square root of 108179814649 is 328907.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 4727525049 + 103452289600 = 68757^2 + 321640^2 .
It is not a de Polignac number, because 108179814649 - 213 = 108179806457 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 108179814593 and 108179814602.
It is not an unprimeable number, because it can be changed into a prime (108179884649) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 14139177 + ... + 14146825.
Almost surely, 2108179814649 is an apocalyptic number.
108179814649 is the 328907-th square number.
108179814649 is the 164454-th centered octagonal number.
It is an amenable number.
108179814649 is a deficient number, since it is larger than the sum of its proper divisors (2588798294).
108179814649 is an frugal number, since it uses more digits than its factorization.
108179814649 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15384 (or 7692 counting only the distinct ones).
The product of its (nonzero) digits is 3483648, while the sum is 58.
The spelling of 108179814649 in words is "one hundred eight billion, one hundred seventy-nine million, eight hundred fourteen thousand, six hundred forty-nine".
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