Base | Representation |
---|---|
bin | 101011000011000… |
… | …0100000011011010 |
3 | 10201122221122111222 |
4 | 1112012010003122 |
5 | 10424233230132 |
6 | 355155052042 |
7 | 50536311206 |
oct | 12606040332 |
9 | 3648848458 |
10 | 1444430042 |
11 | 681385740 |
12 | 3438a1022 |
13 | 1a0336843 |
14 | d9b99b06 |
15 | 86c1e412 |
hex | 561840da |
1444430042 has 16 divisors (see below), whose sum is σ = 2378119392. Its totient is φ = 652529520.
The previous prime is 1444430033. The next prime is 1444430059. The reversal of 1444430042 is 2400344441.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1444429993 and 1444430020.
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, 197813 + ... + 204984.
It is an arithmetic number, because the mean of its divisors is an integer number (148632462).
Almost surely, 21444430042 is an apocalyptic number.
1444430042 is a deficient number, since it is larger than the sum of its proper divisors (933689350).
1444430042 is a wasteful number, since it uses less digits than its factorization.
1444430042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 402973.
The product of its (nonzero) digits is 6144, while the sum is 26.
The square root of 1444430042 is about 38005.6580261413. The cubic root of 1444430042 is about 1130.4000572691.
Adding to 1444430042 its reverse (2400344441), we get a palindrome (3844774483).
The spelling of 1444430042 in words is "one billion, four hundred forty-four million, four hundred thirty thousand, forty-two".
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