Base | Representation |
---|---|
bin | 10001001101001… |
… | …00011100000010 |
3 | 101001120122102011 |
4 | 20212210130002 |
5 | 243422002300 |
6 | 22153243134 |
7 | 3401525440 |
oct | 1046443402 |
9 | 331518364 |
10 | 144328450 |
11 | 74519112 |
12 | 404034aa |
13 | 23b94566 |
14 | 1524db90 |
15 | ca0deba |
hex | 89a4702 |
144328450 has 48 divisors (see below), whose sum is σ = 320158080. Its totient is φ = 47329920.
The previous prime is 144328439. The next prime is 144328463. The reversal of 144328450 is 54823441.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 915 + ... + 17014.
It is an arithmetic number, because the mean of its divisors is an integer number (6669960).
Almost surely, 2144328450 is an apocalyptic number.
144328450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144328450 is an abundant number, since it is smaller than the sum of its proper divisors (175829630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144328450 is a wasteful number, since it uses less digits than its factorization.
144328450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17971 (or 17966 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 31.
The square root of 144328450 is about 12013.6776217776. The cubic root of 144328450 is about 524.5464866590.
The spelling of 144328450 in words is "one hundred forty-four million, three hundred twenty-eight thousand, four hundred fifty".
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