Base | Representation |
---|---|
bin | 111101110010010011… |
… | …1101001110101001001 |
3 | 110200111000112000200011 |
4 | 1323210213221311021 |
5 | 4133214230302311 |
6 | 140542055511521 |
7 | 12405022440100 |
oct | 1734447516511 |
9 | 420430460604 |
10 | 132684619081 |
11 | 512a9010193 |
12 | 2186b9885a1 |
13 | c687134431 |
14 | 65c9c57037 |
15 | 36b88ab321 |
hex | 1ee49e9d49 |
132684619081 has 27 divisors (see below), whose sum is σ = 164014329717. Its totient is φ = 107004723840.
The previous prime is 132684619079. The next prime is 132684619117. The reversal of 132684619081 is 180916486231.
It is a happy number.
The square root of 132684619081 is 364259.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 76665303225 + 56019315856 = 276885^2 + 236684^2 .
It is not a de Polignac number, because 132684619081 - 21 = 132684619079 is a prime.
It is a super-2 number, since 2×1326846190812 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is not an unprimeable number, because it can be changed into a prime (132684619481) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 43345291 + ... + 43348351.
Almost surely, 2132684619081 is an apocalyptic number.
132684619081 is the 364259-th square number.
132684619081 is the 182130-th centered octagonal number.
It is an amenable number.
132684619081 is a deficient number, since it is larger than the sum of its proper divisors (31329710636).
132684619081 is an frugal number, since it uses more digits than its factorization.
132684619081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6170 (or 3085 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 49.
Multiplying 132684619081 by its sum of digits (49), we get a square (6501546334969 = 25498132).
132684619081 divided by its sum of digits (49) gives a square (2707849369 = 520372).
The spelling of 132684619081 in words is "one hundred thirty-two billion, six hundred eighty-four million, six hundred nineteen thousand, eighty-one".
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