Base | Representation |
---|---|
bin | 101011010011111100… |
… | …0100000100111000000 |
3 | 22220002002110101112000 |
4 | 1112213320200213000 |
5 | 3010441244000140 |
6 | 110421214504000 |
7 | 6501616535400 |
oct | 1264770404700 |
9 | 286062411460 |
10 | 93010921920 |
11 | 3649a271314 |
12 | 16039205000 |
13 | 8a0385bb97 |
14 | 4704b48800 |
15 | 264587ba30 |
hex | 15a7e209c0 |
93010921920 has 1344 divisors, whose sum is σ = 415854489600. Its totient is φ = 19438755840.
The previous prime is 93010921919. The next prime is 93010921961. The reversal of 93010921920 is 2912901039.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (1344).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 249358854 + ... + 249359226.
Almost surely, 293010921920 is an apocalyptic number.
93010921920 is a gapful number since it is divisible by the number (90) 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 93010921920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207927244800).
93010921920 is an abundant number, since it is smaller than the sum of its proper divisors (322843567680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
93010921920 is a wasteful number, since it uses less digits than its factorization.
93010921920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 463 (or 440 counting only the distinct ones).
The product of its (nonzero) digits is 8748, while the sum is 36.
The spelling of 93010921920 in words is "ninety-three billion, ten million, nine hundred twenty-one thousand, nine hundred twenty".
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