Base | Representation |
---|---|
bin | 10000111000010… |
… | …100001011000101 |
3 | 201201212221211100 |
4 | 100320110023011 |
5 | 1034444320044 |
6 | 44033530313 |
7 | 10006100403 |
oct | 2070241305 |
9 | 651787740 |
10 | 283198149 |
11 | 135948a63 |
12 | 7aa13999 |
13 | 46897290 |
14 | 2987c473 |
15 | 19ce0869 |
hex | 10e142c5 |
283198149 has 24 divisors (see below), whose sum is σ = 459688320. Its totient is φ = 166696992.
The previous prime is 283198141. The next prime is 283198159. The reversal of 283198149 is 941891382.
It is not a de Polignac number, because 283198149 - 23 = 283198141 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (283198141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49929 + ... + 55310.
It is an arithmetic number, because the mean of its divisors is an integer number (19153680).
Almost surely, 2283198149 is an apocalyptic number.
It is an amenable number.
283198149 is a deficient number, since it is larger than the sum of its proper divisors (176490171).
283198149 is a wasteful number, since it uses less digits than its factorization.
283198149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105281 (or 105278 counting only the distinct ones).
The product of its digits is 124416, while the sum is 45.
The square root of 283198149 is about 16828.4921784455. The cubic root of 283198149 is about 656.6946378814.
The spelling of 283198149 in words is "two hundred eighty-three million, one hundred ninety-eight thousand, one hundred forty-nine".
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