Base | Representation |
---|---|
bin | 10001001101110… |
… | …01011011010100 |
3 | 101001202000100020 |
4 | 20212321123110 |
5 | 243432230140 |
6 | 22155145140 |
7 | 3402334203 |
oct | 1046713324 |
9 | 331660306 |
10 | 144414420 |
11 | 74577767 |
12 | 404451b0 |
13 | 23bc4727 |
14 | 1527323a |
15 | ca296d0 |
hex | 89b96d4 |
144414420 has 48 divisors (see below), whose sum is σ = 404974080. Its totient is φ = 38452096.
The previous prime is 144414407. The next prime is 144414443. The reversal of 144414420 is 24414441.
It is a happy number.
144414420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50386 + ... + 53174.
It is an arithmetic number, because the mean of its divisors is an integer number (8436960).
Almost surely, 2144414420 is an apocalyptic number.
144414420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144414420 is an abundant number, since it is smaller than the sum of its proper divisors (260559660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144414420 is a wasteful number, since it uses less digits than its factorization.
144414420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3664 (or 3662 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 24.
The square root of 144414420 is about 12017.2550942385. The cubic root of 144414420 is about 524.6506156109.
Adding to 144414420 its reverse (24414441), we get a palindrome (168828861).
The spelling of 144414420 in words is "one hundred forty-four million, four hundred fourteen thousand, four hundred twenty".
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