Base | Representation |
---|---|
bin | 11111110110111… |
… | …110111011010100 |
3 | 1101020202210001201 |
4 | 133312332323110 |
5 | 2043313212340 |
6 | 125012202244 |
7 | 16150144042 |
oct | 3766767324 |
9 | 1336683051 |
10 | 534507220 |
11 | 254796205 |
12 | 12b009384 |
13 | 86977780 |
14 | 50db9392 |
15 | 31dd279a |
hex | 1fdbeed4 |
534507220 has 48 divisors (see below), whose sum is σ = 1211268240. Its totient is φ = 196955136.
The previous prime is 534507209. The next prime is 534507223. The reversal of 534507220 is 22705435.
It can be written as a sum of positive squares in 8 ways, for example, as 291521476 + 242985744 = 17074^2 + 15588^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (534507223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146134 + ... + 149746.
It is an arithmetic number, because the mean of its divisors is an integer number (25234755).
Almost surely, 2534507220 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 534507220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (605634120).
534507220 is an abundant number, since it is smaller than the sum of its proper divisors (676761020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
534507220 is a wasteful number, since it uses less digits than its factorization.
534507220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4204 (or 4202 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 28.
The square root of 534507220 is about 23119.4121897595. The cubic root of 534507220 is about 811.5548147338.
The spelling of 534507220 in words is "five hundred thirty-four million, five hundred seven thousand, two hundred twenty".
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