Base | Representation |
---|---|
bin | 10001101010111… |
… | …00100100001001 |
3 | 101022220210002022 |
4 | 20311130210021 |
5 | 300421301421 |
6 | 22413014225 |
7 | 3446630441 |
oct | 1065344411 |
9 | 338823068 |
10 | 148228361 |
11 | 76742186 |
12 | 41784375 |
13 | 2492b6b8 |
14 | 15987121 |
15 | d02e7ab |
hex | 8d5c909 |
148228361 has 2 divisors, whose sum is σ = 148228362. Its totient is φ = 148228360.
The previous prime is 148228357. The next prime is 148228387. The reversal of 148228361 is 163822841.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 87310336 + 60918025 = 9344^2 + 7805^2 .
It is a cyclic number.
It is not a de Polignac number, because 148228361 - 22 = 148228357 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (148228331) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74114180 + 74114181.
It is an arithmetic number, because the mean of its divisors is an integer number (74114181).
Almost surely, 2148228361 is an apocalyptic number.
It is an amenable number.
148228361 is a deficient number, since it is larger than the sum of its proper divisors (1).
148228361 is an equidigital number, since it uses as much as digits as its factorization.
148228361 is an evil number, because the sum of its binary digits is even.
The product of its digits is 18432, while the sum is 35.
The square root of 148228361 is about 12174.9070222322. The cubic root of 148228361 is about 529.2291642334.
The spelling of 148228361 in words is "one hundred forty-eight million, two hundred twenty-eight thousand, three hundred sixty-one".
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