Base | Representation |
---|---|
bin | 101011000010100… |
… | …0000001100111101 |
3 | 10201122102112021202 |
4 | 1112011000030331 |
5 | 10424200332000 |
6 | 355145105245 |
7 | 50534043023 |
oct | 12605001475 |
9 | 3648375252 |
10 | 1444152125 |
11 | 681205959 |
12 | 343788225 |
13 | 1a026a1b0 |
14 | d9b26713 |
15 | 86bb6dd5 |
hex | 5614033d |
1444152125 has 64 divisors (see below), whose sum is σ = 2091241152. Its totient is φ = 986112000.
The previous prime is 1444152077. The next prime is 1444152163. The reversal of 1444152125 is 5212514441.
It is a happy number.
It can be written as a sum of positive squares in 32 ways, for example, as 1433531044 + 10621081 = 37862^2 + 3259^2 .
It is not a de Polignac number, because 1444152125 - 28 = 1444151869 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1684697 + ... + 1685553.
It is an arithmetic number, because the mean of its divisors is an integer number (32675643).
Almost surely, 21444152125 is an apocalyptic number.
It is an amenable number.
1444152125 is a deficient number, since it is larger than the sum of its proper divisors (647089027).
1444152125 is a wasteful number, since it uses less digits than its factorization.
1444152125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 963 (or 953 counting only the distinct ones).
The product of its digits is 6400, while the sum is 29.
The square root of 1444152125 is about 38002.0015920214. The cubic root of 1444152125 is about 1130.3275540361.
Adding to 1444152125 its reverse (5212514441), we get a palindrome (6656666566).
It can be divided in two parts, 14441 and 52125, that added together give a palindrome (66566).
The spelling of 1444152125 in words is "one billion, four hundred forty-four million, one hundred fifty-two thousand, one hundred twenty-five".
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