Base | Representation |
---|---|
bin | 10001001011000… |
… | …01100010010100 |
3 | 101001001201111220 |
4 | 20211201202110 |
5 | 243334220140 |
6 | 22143330340 |
7 | 3366304506 |
oct | 1045414224 |
9 | 331051456 |
10 | 144054420 |
11 | 74351244 |
12 | 402b09b0 |
13 | 23ac9903 |
14 | 151bbd76 |
15 | c9a7bd0 |
hex | 8961894 |
144054420 has 24 divisors (see below), whose sum is σ = 403352544. Its totient is φ = 38414496.
The previous prime is 144054419. The next prime is 144054433. The reversal of 144054420 is 24450441.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1200394 + ... + 1200513.
It is an arithmetic number, because the mean of its divisors is an integer number (16806356).
Almost surely, 2144054420 is an apocalyptic number.
144054420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144054420 is an abundant number, since it is smaller than the sum of its proper divisors (259298124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144054420 is a wasteful number, since it uses less digits than its factorization.
144054420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2400919 (or 2400917 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 24.
The square root of 144054420 is about 12002.2672858090. The cubic root of 144054420 is about 524.2142986493.
The spelling of 144054420 in words is "one hundred forty-four million, fifty-four thousand, four hundred twenty".
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