Base | Representation |
---|---|
bin | 11111011110110011011… |
… | …100100001000100111100 |
3 | 21122211001121112110022010 |
4 | 133132303130201010330 |
5 | 240421100030201233 |
6 | 4333502003051220 |
7 | 312204360225006 |
oct | 37366334410474 |
9 | 7584047473263 |
10 | 2163379147068 |
11 | 764536147177 |
12 | 2ab33b370b10 |
13 | 12900c9053a9 |
14 | 769cb0a3376 |
15 | 3b41b453b63 |
hex | 1f7b372113c |
2163379147068 has 96 divisors (see below), whose sum is σ = 5545165731840. Its totient is φ = 653401045440.
The previous prime is 2163379147003. The next prime is 2163379147073. The reversal of 2163379147068 is 8607419733612.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a junction number, because it is equal to n+sod(n) for n = 2163379146999 and 2163379147017.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75556971 + ... + 75585597.
It is an arithmetic number, because the mean of its divisors is an integer number (57762143040).
Almost surely, 22163379147068 is an apocalyptic number.
It is an amenable number.
2163379147068 is an abundant number, since it is smaller than the sum of its proper divisors (3381786584772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2163379147068 is a wasteful number, since it uses less digits than its factorization.
2163379147068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43087 (or 43085 counting only the distinct ones).
The product of its (nonzero) digits is 9144576, while the sum is 57.
The spelling of 2163379147068 in words is "two trillion, one hundred sixty-three billion, three hundred seventy-nine million, one hundred forty-seven thousand, sixty-eight".
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