Base | Representation |
---|---|
bin | 11110110001110011000… |
… | …001000000100101010101 |
3 | 21111012022201101222012000 |
4 | 132301303001000211111 |
5 | 234123112202212010 |
6 | 4255350413545513 |
7 | 305543666402100 |
oct | 36616301004525 |
9 | 7435281358160 |
10 | 2115053554005 |
11 | 745a97656907 |
12 | 2a1ab31a5299 |
13 | 1245aaa20b02 |
14 | 74524cb5737 |
15 | 3a03daa97c0 |
hex | 1ec73040955 |
2115053554005 has 96 divisors (see below), whose sum is σ = 4379327182080. Its totient is φ = 965701457280.
The previous prime is 2115053553989. The next prime is 2115053554007. The reversal of 2115053554005 is 5004553505112.
2115053554005 is a `hidden beast` number, since 2 + 1 + 1 + 50 + 53 + 554 + 0 + 0 + 5 = 666.
It is not a de Polignac number, because 2115053554005 - 24 = 2115053553989 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2115053554007) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5236192 + ... + 5625638.
It is an arithmetic number, because the mean of its divisors is an integer number (45617991480).
Almost surely, 22115053554005 is an apocalyptic number.
It is an amenable number.
2115053554005 is an abundant number, since it is smaller than the sum of its proper divisors (2264273628075).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2115053554005 is a wasteful number, since it uses less digits than its factorization.
2115053554005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 390296 (or 390283 counting only the distinct ones).
The product of its (nonzero) digits is 75000, while the sum is 36.
The spelling of 2115053554005 in words is "two trillion, one hundred fifteen billion, fifty-three million, five hundred fifty-four thousand, five".
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