Base | Representation |
---|---|
bin | 11111000011000… |
… | …001111011100000 |
3 | 1100022010212001100 |
4 | 133003001323200 |
5 | 2031321404112 |
6 | 123404234400 |
7 | 15623322000 |
oct | 3703017340 |
9 | 1308125040 |
10 | 520888032 |
11 | 248033985 |
12 | 12653ba00 |
13 | 83bb9792 |
14 | 4d272000 |
15 | 30ae22dc |
hex | 1f0c1ee0 |
520888032 has 144 divisors (see below), whose sum is σ = 1727762400. Its totient is φ = 148796928.
The previous prime is 520887979. The next prime is 520888051. The reversal of 520888032 is 230888025.
It is a tau number, because it is divible by the number of its divisors (144).
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 23 ways as a sum of consecutive naturals, for example, 96148 + ... + 101420.
It is an arithmetic number, because the mean of its divisors is an integer number (11998350).
Almost surely, 2520888032 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 520888032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (863881200).
520888032 is an abundant number, since it is smaller than the sum of its proper divisors (1206874368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520888032 is a wasteful number, since it uses less digits than its factorization.
520888032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5310 (or 5285 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 36.
The square root of 520888032 is about 22822.9715856634. The cubic root of 520888032 is about 804.6026520425.
The spelling of 520888032 in words is "five hundred twenty million, eight hundred eighty-eight thousand, thirty-two".
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