Base | Representation |
---|---|
bin | 100000110110001… |
… | …0001000000000000 |
3 | 2211210211122112200 |
4 | 1001230101000000 |
5 | 4224120414013 |
6 | 301210153200 |
7 | 36211614420 |
oct | 10154210000 |
9 | 2753748480 |
10 | 1102123008 |
11 | 516135368 |
12 | 269122800 |
13 | 1474450bc |
14 | a6532480 |
15 | 66b54e73 |
hex | 41b11000 |
1102123008 has 156 divisors (see below), whose sum is σ = 3639163008. Its totient is φ = 314818560.
The previous prime is 1102123007. The next prime is 1102123019. The reversal of 1102123008 is 8003212011.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (1102123007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255913 + ... + 260183.
It is an arithmetic number, because the mean of its divisors is an integer number (23327968).
Almost surely, 21102123008 is an apocalyptic number.
1102123008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1102123008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1819581504).
1102123008 is an abundant number, since it is smaller than the sum of its proper divisors (2537040000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1102123008 is an equidigital number, since it uses as much as digits as its factorization.
1102123008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4308 (or 4283 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
The square root of 1102123008 is about 33198.2380255338. The cubic root of 1102123008 is about 1032.9437913830.
Adding to 1102123008 its reverse (8003212011), we get a palindrome (9105335019).
The spelling of 1102123008 in words is "one billion, one hundred two million, one hundred twenty-three thousand, eight".
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