Base | Representation |
---|---|
bin | 10001001101111… |
… | …01110100101110 |
3 | 101001202221001021 |
4 | 20212331310232 |
5 | 243433314210 |
6 | 22155404354 |
7 | 3402440542 |
oct | 1046756456 |
9 | 331687037 |
10 | 144432430 |
11 | 7458a24a |
12 | 404536ba |
13 | 23bcc99c |
14 | 15279a22 |
15 | ca2ebda |
hex | 89bdd2e |
144432430 has 16 divisors (see below), whose sum is σ = 260184960. Its totient is φ = 57727072.
The previous prime is 144432427. The next prime is 144432437. The reversal of 144432430 is 34234441.
It is a junction number, because it is equal to n+sod(n) for n = 144432395 and 144432404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144432437) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9372 + ... + 19408.
It is an arithmetic number, because the mean of its divisors is an integer number (16261560).
Almost surely, 2144432430 is an apocalyptic number.
144432430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144432430 is a deficient number, since it is larger than the sum of its proper divisors (115752530).
144432430 is a wasteful number, since it uses less digits than its factorization.
144432430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11483.
The product of its (nonzero) digits is 4608, while the sum is 25.
The square root of 144432430 is about 12018.0044100508. The cubic root of 144432430 is about 524.6724245245.
Adding to 144432430 its reverse (34234441), we get a palindrome (178666871).
The spelling of 144432430 in words is "one hundred forty-four million, four hundred thirty-two thousand, four hundred thirty".
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