| Base | Representation |
|---|---|
| bin | 10001011101100101100… |
| … | …100101110000001101100 |
| 3 | 11020201102001201010010110 |
| 4 | 101131211210232001230 |
| 5 | 124130100000000413 |
| 6 | 2315134500340020 |
| 7 | 152461055463240 |
| oct | 21354544560154 |
| 9 | 4221361633113 |
| 10 | 1200000000108 |
| 11 | 422a0a797188 |
| 12 | 1746996a4610 |
| 13 | 8920c5b7a80 |
| 14 | 4211a528420 |
| 15 | 21334bda8c3 |
| hex | 1176592e06c |
1200000000108 has 192 divisors, whose sum is σ = 3513285135360. Its totient is φ = 310325603328.
The previous prime is 1200000000103. The next prime is 1200000000119. The reversal of 1200000000108 is 8010000000021.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
1200000000108 is a modest number, since divided by 108 gives 12 as remainder.
It is a junction number, because it is equal to n+sod(n) for n = 1200000000093 and 1200000000102.
It is not an unprimeable number, because it can be changed into a prime (1200000000103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 114531366 + ... + 114541842.
It is an arithmetic number, because the mean of its divisors is an integer number (18298360080).
Almost surely, 21200000000108 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1200000000108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1756642567680).
1200000000108 is an abundant number, since it is smaller than the sum of its proper divisors (2313285135252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1200000000108 is a wasteful number, since it uses less digits than its factorization.
1200000000108 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12536 (or 12534 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 1200000000108 its reverse (8010000000021), we get a palindrome (9210000000129).
It can be divided in two parts, 1200000000 and 108, that multiplied together give a 4-th power (129600000000 = 6004).
The spelling of 1200000000108 in words is "one trillion, two hundred billion, one hundred eight", and thus it is an aban number.
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