Base | Representation |
---|---|
bin | 10000000000011101000… |
… | …110111111101111011011 |
3 | 10220011021220001211002022 |
4 | 100000131012333233123 |
5 | 121010300000012422 |
6 | 2201155533325055 |
7 | 142321011510266 |
oct | 20003506775733 |
9 | 3804256054068 |
10 | 1100000000987 |
11 | 394564361808 |
12 | 15922b93678b |
13 | 7c963aa8864 |
14 | 3b3514a7cdd |
15 | 1d9309a1342 |
hex | 1001d1bfbdb |
1100000000987 has 8 divisors (see below), whose sum is σ = 1175590987056. Its totient is φ = 1025618470912.
The previous prime is 1100000000927. The next prime is 1100000001013. The reversal of 1100000000987 is 7890000000011.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1100000000987 - 26 = 1100000000923 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1100000000917) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302362118 + ... + 302365755.
It is an arithmetic number, because the mean of its divisors is an integer number (146948873382).
Almost surely, 21100000000987 is an apocalyptic number.
1100000000987 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
1100000000987 is a deficient number, since it is larger than the sum of its proper divisors (75590986069).
1100000000987 is a wasteful number, since it uses less digits than its factorization.
1100000000987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 604727997.
The product of its (nonzero) digits is 504, while the sum is 26.
Adding to 1100000000987 its reverse (7890000000011), we get a palindrome (8990000000998).
The spelling of 1100000000987 in words is "one trillion, one hundred billion, nine hundred eighty-seven", and thus it is an aban number.
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