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300006220 = 225311732797
BaseRepresentation
bin10001111000011…
…011101101001100
3202220111220011111
4101320123231030
51103300144340
645434101404
710302003463
oct2170335514
9686456144
10300006220
11144389128
128457a864
134a200897
142bbb59da
151b510aea
hex11e1bb4c

300006220 has 48 divisors (see below), whose sum is σ = 654329088. Its totient is φ = 115418880.

The previous prime is 300006211. The next prime is 300006241. The reversal of 300006220 is 22600003.

It is a self number, because there is not a number n which added to its sum of digits gives 300006220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105862 + ... + 108658.

It is an arithmetic number, because the mean of its divisors is an integer number (13631856).

Almost surely, 2300006220 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 300006220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327164544).

300006220 is an abundant number, since it is smaller than the sum of its proper divisors (354322868).

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

300006220 is a wasteful number, since it uses less digits than its factorization.

300006220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3010 (or 3008 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 300006220 is about 17320.6876306918. The cubic root of 300006220 is about 669.4375765757.

Adding to 300006220 its reverse (22600003), we get a palindrome (322606223).

The spelling of 300006220 in words is "three hundred million, six thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 31 62 124 155 173 310 346 620 692 865 1730 2797 3460 5363 5594 10726 11188 13985 21452 26815 27970 53630 55940 86707 107260 173414 346828 433535 483881 867070 967762 1734140 1935524 2419405 4838810 9677620 15000311 30000622 60001244 75001555 150003110 300006220