Base | Representation |
---|---|
bin | 10111000000111… |
… | …11100011101000 |
3 | 111110021211110112 |
4 | 23200133203220 |
5 | 343411122430 |
6 | 31054033452 |
7 | 4533021152 |
oct | 1340374350 |
9 | 443254415 |
10 | 193067240 |
11 | 99a88303 |
12 | 547a8888 |
13 | 30cca892 |
14 | 1b8d9ad2 |
15 | 11e3a195 |
hex | b81f8e8 |
193067240 has 32 divisors (see below), whose sum is σ = 434798280. Its totient is φ = 77156352.
The previous prime is 193067219. The next prime is 193067243. The reversal of 193067240 is 42760391.
193067240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 132756484 + 60310756 = 11522^2 + 7766^2 .
It is a super-2 number, since 2×1930672402 = 74549918322435200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 193067197 and 193067206.
It is not an unprimeable number, because it can be changed into a prime (193067243) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79484 + ... + 81876.
Almost surely, 2193067240 is an apocalyptic number.
193067240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
193067240 is an abundant number, since it is smaller than the sum of its proper divisors (241731040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
193067240 is a wasteful number, since it uses less digits than its factorization.
193067240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4421 (or 4417 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 32.
The square root of 193067240 is about 13894.8637992605. The cubic root of 193067240 is about 577.9667609386.
The spelling of 193067240 in words is "one hundred ninety-three million, sixty-seven thousand, two hundred forty".
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