Base | Representation |
---|---|
bin | 10001100001011… |
… | …100011111100000 |
3 | 202111011201220220 |
4 | 101201130133200 |
5 | 1100224331003 |
6 | 45101003040 |
7 | 10166534631 |
oct | 2141343740 |
9 | 674151826 |
10 | 293980128 |
11 | 140a42692 |
12 | 82553480 |
13 | 48ba0a50 |
14 | 2b087888 |
15 | 1ac20353 |
hex | 1185c7e0 |
293980128 has 96 divisors (see below), whose sum is σ = 839494656. Its totient is φ = 89538048.
The previous prime is 293980097. The next prime is 293980153. The reversal of 293980128 is 821089392.
It is a tau number, because it is divible by the number of its divisors (96).
It is a self number, because there is not a number n which added to its sum of digits gives 293980128.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127401 + ... + 129687.
It is an arithmetic number, because the mean of its divisors is an integer number (8744736).
Almost surely, 2293980128 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 293980128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419747328).
293980128 is an abundant number, since it is smaller than the sum of its proper divisors (545514528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
293980128 is a wasteful number, since it uses less digits than its factorization.
293980128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2416 (or 2408 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 42.
The square root of 293980128 is about 17145.8487104022. The cubic root of 293980128 is about 664.9249942728.
The spelling of 293980128 in words is "two hundred ninety-three million, nine hundred eighty thousand, one hundred twenty-eight".
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