Base | Representation |
---|---|
bin | 101001110110001… |
… | …1000001101100000 |
3 | 10121212010211022021 |
4 | 1103230120031200 |
5 | 10333430024212 |
6 | 351155351224 |
7 | 46540004500 |
oct | 12354301540 |
9 | 3555124267 |
10 | 1404142432 |
11 | 660668aa0 |
12 | 3322b2514 |
13 | 194b9c114 |
14 | d46ada00 |
15 | 83412307 |
hex | 53b18360 |
1404142432 has 72 divisors (see below), whose sum is σ = 3508119720. Its totient is φ = 547061760.
The previous prime is 1404142423. The next prime is 1404142459. The reversal of 1404142432 is 2342414041.
It is a super-3 number, since 3×14041424323 (a number of 28 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1404142397 and 1404142406.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23457 + ... + 57952.
It is an arithmetic number, because the mean of its divisors is an integer number (48723885).
Almost surely, 21404142432 is an apocalyptic number.
It is an amenable number.
1404142432 is an abundant number, since it is smaller than the sum of its proper divisors (2103977288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1404142432 is a wasteful number, since it uses less digits than its factorization.
1404142432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81444 (or 81429 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 25.
The square root of 1404142432 is about 37471.8885566234. Note that the first 3 decimals coincide. The cubic root of 1404142432 is about 1119.7912110803.
Adding to 1404142432 its reverse (2342414041), we get a palindrome (3746556473).
The spelling of 1404142432 in words is "one billion, four hundred four million, one hundred forty-two thousand, four hundred thirty-two".
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