Base | Representation |
---|---|
bin | 10000111100000… |
… | …100101110010010 |
3 | 201210202000101200 |
4 | 100330010232102 |
5 | 1040222332232 |
6 | 44111012030 |
7 | 10020343104 |
oct | 2074045622 |
9 | 653660350 |
10 | 284183442 |
11 | 136461254 |
12 | 7b20a016 |
13 | 46b508aa |
14 | 29a57574 |
15 | 19e3777c |
hex | 10f04b92 |
284183442 has 12 divisors (see below), whose sum is σ = 615730830. Its totient is φ = 94727808.
The previous prime is 284183387. The next prime is 284183447. The reversal of 284183442 is 244381482.
It can be written as a sum of positive squares in only one way, i.e., 282542481 + 1640961 = 16809^2 + 1281^2 .
It is a junction number, because it is equal to n+sod(n) for n = 284183397 and 284183406.
It is not an unprimeable number, because it can be changed into a prime (284183447) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7893967 + ... + 7894002.
Almost surely, 2284183442 is an apocalyptic number.
284183442 is an abundant number, since it is smaller than the sum of its proper divisors (331547388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
284183442 is a wasteful number, since it uses less digits than its factorization.
284183442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15787977 (or 15787974 counting only the distinct ones).
The product of its digits is 49152, while the sum is 36.
The square root of 284183442 is about 16857.7413077790. The cubic root of 284183442 is about 657.4553392923.
The spelling of 284183442 in words is "two hundred eighty-four million, one hundred eighty-three thousand, four hundred forty-two".
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