Base | Representation |
---|---|
bin | 10001000111101110101111… |
… | …110010110010100011000000 |
3 | 100212121102100112210222000100 |
4 | 101013232233302302203000 |
5 | 34332140321333240331 |
6 | 424051233332122400 |
7 | 21601050104032500 |
oct | 2107565762624300 |
9 | 325542315728010 |
10 | 75298020993216 |
11 | 21aa079092088a |
12 | 8541316a66400 |
13 | 330275a8c2a28 |
14 | 148462d59ba00 |
15 | 8a8a1acadae6 |
hex | 447bafcb28c0 |
75298020993216 has 504 divisors, whose sum is σ = 260009431858176. Its totient is φ = 20751838571520.
The previous prime is 75298020993193. The next prime is 75298020993259. The reversal of 75298020993216 is 61239902089257.
75298020993216 is a `hidden beast` number, since 7 + 5 + 29 + 80 + 209 + 9 + 321 + 6 = 666.
It is a tau number, because it is divible by the number of its divisors (504).
It is a super-3 number, since 3×752980209932163 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (63).
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 71 ways as a sum of consecutive naturals, for example, 268467645 + ... + 268747971.
Almost surely, 275298020993216 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 75298020993216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130004715929088).
75298020993216 is an abundant number, since it is smaller than the sum of its proper divisors (184711410864960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75298020993216 is a wasteful number, since it uses less digits than its factorization.
75298020993216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 280697 (or 280677 counting only the distinct ones).
The product of its (nonzero) digits is 29393280, while the sum is 63.
The spelling of 75298020993216 in words is "seventy-five trillion, two hundred ninety-eight billion, twenty million, nine hundred ninety-three thousand, two hundred sixteen".
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