Base | Representation |
---|---|
bin | 101011000011000… |
… | …0101000011010010 |
3 | 10201122221212010101 |
4 | 1112012011003102 |
5 | 10424233343010 |
6 | 355155123014 |
7 | 50536326136 |
oct | 12606050322 |
9 | 3648855111 |
10 | 1444434130 |
11 | 681388817 |
12 | 3438a346a |
13 | 1a0338669 |
14 | d9b9b3c6 |
15 | 86c2073a |
hex | 561850d2 |
1444434130 has 8 divisors (see below), whose sum is σ = 2599981452. Its totient is φ = 577773648.
The previous prime is 1444434091. The next prime is 1444434149. The reversal of 1444434130 is 314344441.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1375593921 + 68840209 = 37089^2 + 8297^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72221697 + ... + 72221716.
Almost surely, 21444434130 is an apocalyptic number.
1444434130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1444434130 is a deficient number, since it is larger than the sum of its proper divisors (1155547322).
1444434130 is a wasteful number, since it uses less digits than its factorization.
1444434130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144443420.
The product of its (nonzero) digits is 9216, while the sum is 28.
The square root of 1444434130 is about 38005.7118075691. The cubic root of 1444434130 is about 1130.4011236807.
Adding to 1444434130 its reverse (314344441), we get a palindrome (1758778571).
The spelling of 1444434130 in words is "one billion, four hundred forty-four million, four hundred thirty-four thousand, one hundred thirty".
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