Base | Representation |
---|---|
bin | 10001001101101… |
… | …11100000110100 |
3 | 101001201121120212 |
4 | 20212313200310 |
5 | 243432002310 |
6 | 22155044552 |
7 | 3402302303 |
oct | 1046674064 |
9 | 331647525 |
10 | 144406580 |
11 | 7457188a |
12 | 40440758 |
13 | 23bc0ca6 |
14 | 1527043a |
15 | ca27205 |
hex | 89b7834 |
144406580 has 24 divisors (see below), whose sum is σ = 304069920. Its totient is φ = 57607200.
The previous prime is 144406567. The next prime is 144406589. The reversal of 144406580 is 85604441.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144406589) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 1946 + ... + 17105.
It is an arithmetic number, because the mean of its divisors is an integer number (12669580).
Almost surely, 2144406580 is an apocalyptic number.
144406580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144406580 is an abundant number, since it is smaller than the sum of its proper divisors (159663340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144406580 is a wasteful number, since it uses less digits than its factorization.
144406580 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19439 (or 19437 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 32.
The square root of 144406580 is about 12016.9288921920. The cubic root of 144406580 is about 524.6411213253.
The spelling of 144406580 in words is "one hundred forty-four million, four hundred six thousand, five hundred eighty".
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