Base | Representation |
---|---|
bin | 1001011000100110011… |
… | …0001001011001000010 |
3 | 120102010212010211010222 |
4 | 2112021212021121002 |
5 | 10120140400042412 |
6 | 202021532423042 |
7 | 14435144446112 |
oct | 2261146113102 |
9 | 512125124128 |
10 | 161222268482 |
11 | 62412849600 |
12 | 272b5017a82 |
13 | 12284559c02 |
14 | 7b35d9d042 |
15 | 42d8e26072 |
hex | 2589989642 |
161222268482 has 54 divisors (see below), whose sum is σ = 271484384409. Its totient is φ = 71752515120.
The previous prime is 161222268463. The next prime is 161222268497. The reversal of 161222268482 is 284862222161.
161222268482 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 152928705721 + 8293562761 = 391061^2 + 91069^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=283921.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 331051643 + ... + 331052129.
Almost surely, 2161222268482 is an apocalyptic number.
161222268482 is a deficient number, since it is larger than the sum of its proper divisors (110262115927).
161222268482 is an frugal number, since it uses more digits than its factorization.
161222268482 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1104 (or 553 counting only the distinct ones).
The product of its digits is 294912, while the sum is 44.
The spelling of 161222268482 in words is "one hundred sixty-one billion, two hundred twenty-two million, two hundred sixty-eight thousand, four hundred eighty-two".
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