Base | Representation |
---|---|
bin | 100100011110110… |
… | …101101010000000 |
3 | 1120122201001210022 |
4 | 210132311222000 |
5 | 2223142020442 |
6 | 140422353012 |
7 | 21111312530 |
oct | 4436655200 |
9 | 1518631708 |
10 | 612063872 |
11 | 294548712 |
12 | 150b8b768 |
13 | 99a60994 |
14 | 5b4074c0 |
15 | 38b023d2 |
hex | 247b5a80 |
612063872 has 128 divisors (see below), whose sum is σ = 1482672000. Its totient is φ = 245846016.
The previous prime is 612063871. The next prime is 612063877. The reversal of 612063872 is 278360216.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (128).
It is a taxicab number since it can be written as a sum of two cubes in more than one way. Here 612063872 = 473 + 8493 = 4523 + 8043.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (612063871) by changing a digit.
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, 2672654 + ... + 2672882.
It is an arithmetic number, because the mean of its divisors is an integer number (11583375).
Almost surely, 2612063872 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 612063872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (741336000).
612063872 is an abundant number, since it is smaller than the sum of its proper divisors (870608128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
612063872 is a wasteful number, since it uses less digits than its factorization.
612063872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 426 (or 414 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 35.
The square root of 612063872 is about 24739.9246563121. The cubic root of 612063872 is about 849.0480100745.
It can be divided in two parts, 61206 and 3872, that multiplied together give a palindrome (236989632).
The spelling of 612063872 in words is "six hundred twelve million, sixty-three thousand, eight hundred seventy-two".
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