Base | Representation |
---|---|
bin | 11101101000001100110… |
… | …11000011100101011010 |
3 | 10121022200012211111112010 |
4 | 32310012123003211122 |
5 | 113134343320130033 |
6 | 2055400350330350 |
7 | 133356234524364 |
oct | 16640633034532 |
9 | 3538605744463 |
10 | 1018015005018 |
11 | 362812a268a0 |
12 | 14536b1b99b6 |
13 | 74cc9650b1b |
14 | 373b4c5bd34 |
15 | 1b7330d5863 |
hex | ed066c395a |
1018015005018 has 64 divisors (see below), whose sum is σ = 2242380666240. Its totient is φ = 305539257600.
The previous prime is 1018015004983. The next prime is 1018015005031. The reversal of 1018015005018 is 8105005108101.
1018015005018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19231908 + ... + 19284768.
It is an arithmetic number, because the mean of its divisors is an integer number (35037197910).
Almost surely, 21018015005018 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1018015005018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1121190333120).
1018015005018 is an abundant number, since it is smaller than the sum of its proper divisors (1224365661222).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1018015005018 is a wasteful number, since it uses less digits than its factorization.
1018015005018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55663.
The product of its (nonzero) digits is 1600, while the sum is 30.
The spelling of 1018015005018 in words is "one trillion, eighteen billion, fifteen million, five thousand, eighteen".
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