Base | Representation |
---|---|
bin | 101110010111000010100101… |
… | …101111011000101001100000 |
3 | 222201221000200100211110012000 |
4 | 232113002211233120221200 |
5 | 203211042310320404310 |
6 | 2001351211032004000 |
7 | 60642550133405130 |
oct | 5627024557305140 |
9 | 881830610743160 |
10 | 203893468138080 |
11 | 59a6a8092aa326 |
12 | 1aa4bb05b30600 |
13 | 89a00c124c716 |
14 | 384c6d4606ac0 |
15 | 1888b0c6684c0 |
hex | b970a5bd8a60 |
203893468138080 has 768 divisors, whose sum is σ = 822271169986560. Its totient is φ = 46221766262784.
The previous prime is 203893468138069. The next prime is 203893468138159. The reversal of 203893468138080 is 80831864398302.
203893468138080 is a `hidden beast` number, since 2 + 0 + 3 + 8 + 9 + 3 + 468 + 13 + 80 + 80 = 666.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a junction number, because it is equal to n+sod(n) for n = 203893468137999 and 203893468138017.
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 127 ways as a sum of consecutive naturals, for example, 14566933642 + ... + 14566947638.
It is an arithmetic number, because the mean of its divisors is an integer number (1070665585920).
Almost surely, 2203893468138080 is an apocalyptic number.
203893468138080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 203893468138080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (411135584993280).
203893468138080 is an abundant number, since it is smaller than the sum of its proper divisors (618377701848480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203893468138080 is a wasteful number, since it uses less digits than its factorization.
203893468138080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17948 (or 17934 counting only the distinct ones).
The product of its (nonzero) digits is 47775744, while the sum is 63.
The spelling of 203893468138080 in words is "two hundred three trillion, eight hundred ninety-three billion, four hundred sixty-eight million, one hundred thirty-eight thousand, eighty".
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