Base | Representation |
---|---|
bin | 10000110101010101000… |
… | …00000000100101010100 |
3 | 2001021220201112222011210 |
4 | 20122222200000211110 |
5 | 33434013322313010 |
6 | 1121412410101420 |
7 | 56533643014314 |
oct | 10325240004524 |
9 | 2037821488153 |
10 | 578386135380 |
11 | 203323993169 |
12 | 9411841a870 |
13 | 42706b041c1 |
14 | 1ddcb8d9444 |
15 | 100a25b4b20 |
hex | 86aa800954 |
578386135380 has 96 divisors (see below), whose sum is σ = 1634832017280. Its totient is φ = 152775175680.
The previous prime is 578386135363. The next prime is 578386135421. The reversal of 578386135380 is 83531683875.
It is a self number, because there is not a number n which added to its sum of digits gives 578386135380.
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 31 ways as a sum of consecutive naturals, for example, 25344175 + ... + 25366985.
It is an arithmetic number, because the mean of its divisors is an integer number (17029500180).
Almost surely, 2578386135380 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 578386135380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (817416008640).
578386135380 is an abundant number, since it is smaller than the sum of its proper divisors (1056445881900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
578386135380 is a wasteful number, since it uses less digits than its factorization.
578386135380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26809 (or 26807 counting only the distinct ones).
The product of its (nonzero) digits is 14515200, while the sum is 57.
The spelling of 578386135380 in words is "five hundred seventy-eight billion, three hundred eighty-six million, one hundred thirty-five thousand, three hundred eighty".
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