Base | Representation |
---|---|
bin | 11111110110111… |
… | …010000101111100 |
3 | 1101020201202220101 |
4 | 133312322011330 |
5 | 2043312044140 |
6 | 125011530444 |
7 | 16150032235 |
oct | 3766720574 |
9 | 1336652811 |
10 | 534487420 |
11 | 254782345 |
12 | 12abb9a24 |
13 | 8696b75c |
14 | 50db208c |
15 | 31dcb99a |
hex | 1fdba17c |
534487420 has 48 divisors (see below), whose sum is σ = 1151444448. Its totient is φ = 208293120.
The previous prime is 534487391. The next prime is 534487427. The reversal of 534487420 is 24784435.
It is a self number, because there is not a number n which added to its sum of digits gives 534487420.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (534487427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 650610 + ... + 651430.
It is an arithmetic number, because the mean of its divisors is an integer number (23988426).
Almost surely, 2534487420 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 534487420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (575722224).
534487420 is an abundant number, since it is smaller than the sum of its proper divisors (616957028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
534487420 is a wasteful number, since it uses less digits than its factorization.
534487420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1630 (or 1628 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 37.
The square root of 534487420 is about 23118.9839742148. The cubic root of 534487420 is about 811.5447936757.
The spelling of 534487420 in words is "five hundred thirty-four million, four hundred eighty-seven thousand, four hundred twenty".
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