Base | Representation |
---|---|
bin | 100001001111010… |
… | …0010000100110000 |
3 | 2212201122010011202 |
4 | 1002132202010300 |
5 | 4241004101034 |
6 | 302400430332 |
7 | 36431615630 |
oct | 10236420460 |
9 | 2781563152 |
10 | 1115300144 |
11 | 522615562 |
12 | 2716183a8 |
13 | 14a0a9b1a |
14 | a81a26c0 |
15 | 67da947e |
hex | 427a2130 |
1115300144 has 40 divisors (see below), whose sum is σ = 2549265408. Its totient is φ = 462565440.
The previous prime is 1115300111. The next prime is 1115300161. The reversal of 1115300144 is 4410035111.
It is a happy number.
It is a super-2 number, since 2×11153001442 = 2487788822412841472, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157142 + ... + 164085.
Almost surely, 21115300144 is an apocalyptic number.
1115300144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1115300144 is an abundant number, since it is smaller than the sum of its proper divisors (1433965264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1115300144 is a wasteful number, since it uses less digits than its factorization.
1115300144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 321273 (or 321267 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 20.
The square root of 1115300144 is about 33396.1097135580. The cubic root of 1115300144 is about 1037.0441662138.
Adding to 1115300144 its reverse (4410035111), we get a palindrome (5525335255).
The spelling of 1115300144 in words is "one billion, one hundred fifteen million, three hundred thousand, one hundred forty-four".
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