Base | Representation |
---|---|
bin | 100010000111010… |
… | …0011000101011010 |
3 | 2221202212222101011 |
4 | 1010032203011122 |
5 | 4321013230120 |
6 | 305330044134 |
7 | 40236326011 |
oct | 10416430532 |
9 | 2852788334 |
10 | 1144664410 |
11 | 53815134a |
12 | 27b41964a |
13 | 1531bb626 |
14 | ac047a78 |
15 | 6a759c5a |
hex | 443a315a |
1144664410 has 16 divisors (see below), whose sum is σ = 2060949096. Its totient is φ = 457742848.
The previous prime is 1144664407. The next prime is 1144664419. The reversal of 1144664410 is 144664411.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 515607849 + 629056561 = 22707^2 + 25081^2 .
It is a super-3 number, since 3×11446644103 (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (1144664419) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 30174 + ... + 56566.
Almost surely, 21144664410 is an apocalyptic number.
1144664410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1144664410 is a deficient number, since it is larger than the sum of its proper divisors (916284686).
1144664410 is a wasteful number, since it uses less digits than its factorization.
1144664410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30737.
The product of its (nonzero) digits is 9216, while the sum is 31.
The square root of 1144664410 is about 33832.8894716369. The cubic root of 1144664410 is about 1046.0667388171.
Subtracting from 1144664410 its reverse (144664411), we obtain a palindrome (999999999).
The spelling of 1144664410 in words is "one billion, one hundred forty-four million, six hundred sixty-four thousand, four hundred ten".
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