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6228800 = 265217229
BaseRepresentation
bin10111110000101101000000
3102201110022022
4113300231000
53043310200
6341301012
7103641524
oct27605500
912643268
106228800
113574876
122104768
1313a11a6
14b81d84
15830885
hex5f0b40

6228800 has 84 divisors (see below), whose sum is σ = 16299180. Its totient is φ = 2334720.

The previous prime is 6228797. The next prime is 6228809. The reversal of 6228800 is 88226.

It can be written as a sum of positive squares in 6 ways, for example, as 430336 + 5798464 = 656^2 + 2408^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6228800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6228809) 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, 27086 + ... + 27314.

Almost surely, 26228800 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 6228800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8149590).

6228800 is an abundant number, since it is smaller than the sum of its proper divisors (10070380).

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

6228800 is a wasteful number, since it uses less digits than its factorization.

6228800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268 (or 253 counting only the distinct ones).

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

The square root of 6228800 is about 2495.7563983690. The cubic root of 6228800 is about 183.9930684219.

The spelling of 6228800 in words is "six million, two hundred twenty-eight thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 17 20 25 32 34 40 50 64 68 80 85 100 136 160 170 200 229 272 320 340 400 425 458 544 680 800 850 916 1088 1145 1360 1600 1700 1832 2290 2720 3400 3664 3893 4580 5440 5725 6800 7328 7786 9160 11450 13600 14656 15572 18320 19465 22900 27200 31144 36640 38930 45800 62288 73280 77860 91600 97325 124576 155720 183200 194650 249152 311440 366400 389300 622880 778600 1245760 1557200 3114400 6228800