Base | Representation |
---|---|
bin | 100010010101101… |
… | …0101110100011111 |
3 | 2222022002110001222 |
4 | 1010223111310133 |
5 | 4324431243010 |
6 | 310155523555 |
7 | 40360433255 |
oct | 10453256437 |
9 | 2868073058 |
10 | 1152212255 |
11 | 541437137 |
12 | 281a595bb |
13 | 154931ccc |
14 | ad0505d5 |
15 | 6b24b355 |
hex | 44ad5d1f |
1152212255 has 12 divisors (see below), whose sum is σ = 1445387160. Its totient is φ = 881690832.
The previous prime is 1152212183. The next prime is 1152212267. The reversal of 1152212255 is 5522122511.
It is a happy number.
It is not a de Polignac number, because 1152212255 - 222 = 1148017951 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 (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 215165 + ... + 220454.
It is an arithmetic number, because the mean of its divisors is an integer number (120448930).
Almost surely, 21152212255 is an apocalyptic number.
1152212255 is a deficient number, since it is larger than the sum of its proper divisors (293174905).
1152212255 is an equidigital number, since it uses as much as digits as its factorization.
1152212255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 435670 (or 435647 counting only the distinct ones).
The product of its digits is 2000, while the sum is 26.
The square root of 1152212255 is about 33944.2521643945. The cubic root of 1152212255 is about 1048.3609363067.
Adding to 1152212255 its reverse (5522122511), we get a palindrome (6674334766).
The spelling of 1152212255 in words is "one billion, one hundred fifty-two million, two hundred twelve thousand, two hundred fifty-five".
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