Base | Representation |
---|---|
bin | 110101110010011… |
… | …0100101001010010 |
3 | 11122210002002122102 |
4 | 1223210310221102 |
5 | 12144013034210 |
6 | 455031240402 |
7 | 62503450052 |
oct | 15344645122 |
9 | 4583062572 |
10 | 1804814930 |
11 | 846853196 |
12 | 424519102 |
13 | 229bb7839 |
14 | 1319ab562 |
15 | a86a9ea5 |
hex | 6b934a52 |
1804814930 has 16 divisors (see below), whose sum is σ = 3301924824. Its totient is φ = 710090880.
The previous prime is 1804814927. The next prime is 1804814933. The reversal of 1804814930 is 394184081.
It is an interprime number because it is at equal distance from previous prime (1804814927) and next prime (1804814933).
It can be written as a sum of positive squares in 4 ways, for example, as 830188969 + 974625961 = 28813^2 + 31219^2 .
It is not an unprimeable number, because it can be changed into a prime (1804814933) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1478747 + ... + 1479966.
Almost surely, 21804814930 is an apocalyptic number.
1804814930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1804814930 is a deficient number, since it is larger than the sum of its proper divisors (1497109894).
1804814930 is a wasteful number, since it uses less digits than its factorization.
1804814930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2958781.
The product of its (nonzero) digits is 27648, while the sum is 38.
The square root of 1804814930 is about 42483.1134687654. The cubic root of 1804814930 is about 1217.5240770101.
The spelling of 1804814930 in words is "one billion, eight hundred four million, eight hundred fourteen thousand, nine hundred thirty".
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