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4813280 = 25567449
BaseRepresentation
bin10010010111000111100000
3100001112120122
4102113013200
52213011110
6251055412
755624613
oct22270740
910045518
104813280
11279831a
121741568
13cc6ac4
148d417a
15651255
hex4971e0

4813280 has 48 divisors (see below), whose sum is σ = 11566800. Its totient is φ = 1892352.

The previous prime is 4813243. The next prime is 4813283. The reversal of 4813280 is 823184.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4813283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10496 + ... + 10944.

It is an arithmetic number, because the mean of its divisors is an integer number (240975).

Almost surely, 24813280 is an apocalyptic number.

4813280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4813280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5783400).

4813280 is an abundant number, since it is smaller than the sum of its proper divisors (6753520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4813280 is a wasteful number, since it uses less digits than its factorization.

4813280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 523 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 4813280 is about 2193.9188681444. The cubic root of 4813280 is about 168.8419562830.

The spelling of 4813280 in words is "four million, eight hundred thirteen thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 67 80 134 160 268 335 449 536 670 898 1072 1340 1796 2144 2245 2680 3592 4490 5360 7184 8980 10720 14368 17960 30083 35920 60166 71840 120332 150415 240664 300830 481328 601660 962656 1203320 2406640 4813280