Base | Representation |
---|---|
bin | 1011101111110110101 |
3 | 201120001101 |
4 | 1131332311 |
5 | 44304244 |
6 | 12130101 |
7 | 3162205 |
oct | 1357665 |
9 | 646041 |
10 | 384949 |
11 | 243244 |
12 | 166931 |
13 | 1062a6 |
14 | a0405 |
15 | 790d4 |
hex | 5dfb5 |
384949 has 6 divisors (see below), whose sum is σ = 396290. Its totient is φ = 373920.
The previous prime is 384941. The next prime is 384961. The reversal of 384949 is 949483.
It can be written as a sum of positive squares in 3 ways, for example, as 3025 + 381924 = 55^2 + 618^2 .
It is not a de Polignac number, because 384949 - 23 = 384941 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (384941) 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, 1567 + ... + 1795.
2384949 is an apocalyptic number.
It is an amenable number.
384949 is a deficient number, since it is larger than the sum of its proper divisors (11341).
384949 is an equidigital number, since it uses as much as digits as its factorization.
384949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 311 (or 270 counting only the distinct ones).
The product of its digits is 31104, while the sum is 37.
The square root of 384949 is about 620.4425839673. The cubic root of 384949 is about 72.7446511027.
It can be divided in two parts, 38494 and 9, that added together give a triangular number (38503 = T277).
The spelling of 384949 in words is "three hundred eighty-four thousand, nine hundred forty-nine".
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