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4813680 = 243531647
BaseRepresentation
bin10010010111001101110000
3100001120010110
4102113031300
52213014210
6251101320
755626024
oct22271560
910046113
104813680
112798653
121741840
13cc7041
148d4384
15651420
hex497370

4813680 has 80 divisors (see below), whose sum is σ = 15427584. Its totient is φ = 1240320.

The previous prime is 4813673. The next prime is 4813691. The reversal of 4813680 is 863184.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7117 + ... + 7763.

Almost surely, 24813680 is an apocalyptic number.

4813680 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 4813680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7713792).

4813680 is an abundant number, since it is smaller than the sum of its proper divisors (10613904).

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

4813680 is a wasteful number, since it uses less digits than its factorization.

4813680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694 (or 688 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 4813680 is about 2194.0100273244. The cubic root of 4813680 is about 168.8466332678.

The spelling of 4813680 in words is "four million, eight hundred thirteen thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 40 48 60 62 80 93 120 124 155 186 240 248 310 372 465 496 620 647 744 930 1240 1294 1488 1860 1941 2480 2588 3235 3720 3882 5176 6470 7440 7764 9705 10352 12940 15528 19410 20057 25880 31056 38820 40114 51760 60171 77640 80228 100285 120342 155280 160456 200570 240684 300855 320912 401140 481368 601710 802280 962736 1203420 1604560 2406840 4813680