Base | Representation |
---|---|
bin | 101010000001000… |
… | …1101001100100001 |
3 | 10122020220112111000 |
4 | 1110002031030201 |
5 | 10341411130411 |
6 | 351522142213 |
7 | 46636436034 |
oct | 12402151441 |
9 | 3566815430 |
10 | 1409864481 |
11 | 663917063 |
12 | 3341b1969 |
13 | 19612374c |
14 | d535d01b |
15 | 83b92956 |
hex | 5408d321 |
1409864481 has 8 divisors (see below), whose sum is σ = 2088688160. Its totient is φ = 939909636.
The previous prime is 1409864479. The next prime is 1409864497. The reversal of 1409864481 is 1844689041.
It is not a de Polignac number, because 1409864481 - 21 = 1409864479 is a prime.
It is a super-2 number, since 2×14098644812 = 3975435709570798722, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1409864411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26108575 + ... + 26108628.
It is an arithmetic number, because the mean of its divisors is an integer number (261086020).
Almost surely, 21409864481 is an apocalyptic number.
It is an amenable number.
1409864481 is a deficient number, since it is larger than the sum of its proper divisors (678823679).
1409864481 is an equidigital number, since it uses as much as digits as its factorization.
1409864481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52217212 (or 52217206 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 45.
The square root of 1409864481 is about 37548.1621520947. The cubic root of 1409864481 is about 1121.3102440757.
The spelling of 1409864481 in words is "one billion, four hundred nine million, eight hundred sixty-four thousand, four hundred eighty-one".
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