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4788480 = 28352943
BaseRepresentation
bin10010010001000100000000
3100000021120010
4102101010000
52211212410
6250344520
755462404
oct22210400
910007503
104788480
112780724
12172b140
13cb8728
148c9104
15648c20
hex491100

4788480 has 144 divisors (see below), whose sum is σ = 16188480. Its totient is φ = 1204224.

The previous prime is 4788473. The next prime is 4788481. The reversal of 4788480 is 848874.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4788481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111339 + ... + 111381.

It is an arithmetic number, because the mean of its divisors is an integer number (112420).

Almost surely, 24788480 is an apocalyptic number.

4788480 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 4788480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8094240).

4788480 is an abundant number, since it is smaller than the sum of its proper divisors (11400000).

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

4788480 is a wasteful number, since it uses less digits than its factorization.

4788480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 57344, while the sum is 39.

The square root of 4788480 is about 2188.2595824079. The cubic root of 4788480 is about 168.5514757303.

The spelling of 4788480 in words is "four million, seven hundred eighty-eight thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 32 40 43 48 58 60 64 80 86 87 96 116 120 128 129 145 160 172 174 192 215 232 240 256 258 290 320 344 348 384 430 435 464 480 516 580 640 645 688 696 768 860 870 928 960 1032 1160 1247 1280 1290 1376 1392 1720 1740 1856 1920 2064 2320 2494 2580 2752 2784 3440 3480 3712 3741 3840 4128 4640 4988 5160 5504 5568 6235 6880 6960 7424 7482 8256 9280 9976 10320 11008 11136 12470 13760 13920 14964 16512 18560 18705 19952 20640 22272 24940 27520 27840 29928 33024 37120 37410 39904 41280 49880 55040 55680 59856 74820 79808 82560 99760 111360 119712 149640 159616 165120 199520 239424 299280 319232 399040 478848 598560 798080 957696 1197120 1596160 2394240 4788480