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4788800 = 26524173
BaseRepresentation
bin10010010001001001000000
3100000021222222
4102101021000
52211220200
6250350212
755463342
oct22211100
910007888
104788800
112780995
12172b368
13cb8913
148c9292
15648d85
hex491240

4788800 has 84 divisors (see below), whose sum is σ = 12236196. Its totient is φ = 1843200.

The previous prime is 4788769. The next prime is 4788803. The reversal of 4788800 is 88874.

It can be written as a sum of positive squares in 6 ways, for example, as 692224 + 4096576 = 832^2 + 2024^2 .

It is a nialpdrome in base 8.

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (4788803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65564 + ... + 65636.

It is an arithmetic number, because the mean of its divisors is an integer number (145669).

Almost surely, 24788800 is an apocalyptic number.

4788800 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 4788800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6118098).

4788800 is an abundant number, since it is smaller than the sum of its proper divisors (7447396).

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

4788800 is a wasteful number, since it uses less digits than its factorization.

4788800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 4788800 is about 2188.3326986544. The cubic root of 4788800 is about 168.5552302461. Note that the first 3 decimals are identical.

The spelling of 4788800 in words is "four million, seven hundred eighty-eight thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 41 50 64 73 80 82 100 146 160 164 200 205 292 320 328 365 400 410 584 656 730 800 820 1025 1168 1312 1460 1600 1640 1825 2050 2336 2624 2920 2993 3280 3650 4100 4672 5840 5986 6560 7300 8200 11680 11972 13120 14600 14965 16400 23360 23944 29200 29930 32800 47888 58400 59860 65600 74825 95776 116800 119720 149650 191552 239440 299300 478880 598600 957760 1197200 2394400 4788800