Base | Representation |
---|---|
bin | 100011111000100… |
… | …1111101000010100 |
3 | 10002220201011220020 |
4 | 1013301033220110 |
5 | 4431221411122 |
6 | 315251505140 |
7 | 41560415406 |
oct | 10761175024 |
9 | 3086634806 |
10 | 1204091412 |
11 | 568750777 |
12 | 2972b81b0 |
13 | 1625c7834 |
14 | b5cb6b76 |
15 | 70a97c5c |
hex | 47c4fa14 |
1204091412 has 12 divisors (see below), whose sum is σ = 2809546656. Its totient is φ = 401363800.
The previous prime is 1204091393. The next prime is 1204091417. The reversal of 1204091412 is 2141904021.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×12040914122 = 2899672256904307488, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1204091417) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50170464 + ... + 50170487.
It is an arithmetic number, because the mean of its divisors is an integer number (234128888).
Almost surely, 21204091412 is an apocalyptic number.
1204091412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1204091412 is an abundant number, since it is smaller than the sum of its proper divisors (1605455244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1204091412 is a wasteful number, since it uses less digits than its factorization.
1204091412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100340958 (or 100340956 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 24.
The square root of 1204091412 is about 34700.0203458154. The cubic root of 1204091412 is about 1063.8649142105.
Adding to 1204091412 its reverse (2141904021), we get a palindrome (3345995433).
The spelling of 1204091412 in words is "one billion, two hundred four million, ninety-one thousand, four hundred twelve".
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