Base | Representation |
---|---|
bin | 10001001110100… |
… | …01110101100100 |
3 | 101001221002111100 |
4 | 20213101311210 |
5 | 243443430104 |
6 | 22201240100 |
7 | 3403231536 |
oct | 1047216544 |
9 | 331832440 |
10 | 144514404 |
11 | 746358a1 |
12 | 40493030 |
13 | 23c2b0a8 |
14 | 1529b856 |
15 | ca49139 |
hex | 89d1d64 |
144514404 has 18 divisors (see below), whose sum is σ = 365300390. Its totient is φ = 48171456.
The previous prime is 144514379. The next prime is 144514421. The reversal of 144514404 is 404415441.
144514404 is a `hidden beast` number, since 144 + 514 + 4 + 0 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 142850304 + 1664100 = 11952^2 + 1290^2 .
It is a tau number, because it is divible by the number of its divisors (18).
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 5 ways as a sum of consecutive naturals, for example, 2007109 + ... + 2007180.
Almost surely, 2144514404 is an apocalyptic number.
It is an amenable number.
144514404 is an abundant number, since it is smaller than the sum of its proper divisors (220785986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144514404 is a wasteful number, since it uses less digits than its factorization.
144514404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4014299 (or 4014294 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 27.
The square root of 144514404 is about 12021.4143926578. The cubic root of 144514404 is about 524.7716666939.
Adding to 144514404 its reverse (404415441), we get a palindrome (548929845).
The spelling of 144514404 in words is "one hundred forty-four million, five hundred fourteen thousand, four hundred four".
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