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2004200220 = 22351123314259
BaseRepresentation
bin111011101110101…
…1010101100011100
312011200020220211210
41313131122230130
513101033401340
6530512544420
7100444264221
oct16735325434
95150226753
102004200220
11939356320
1247b252110
1325c2b80b9
1415026d948
15bae42180
hex7775ab1c

2004200220 has 192 divisors, whose sum is σ = 6595706880. Its totient is φ = 449644800.

The previous prime is 2004200203. The next prime is 2004200239. The reversal of 2004200220 is 220024002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2004200196 and 2004200205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 468451 + ... + 472709.

It is an arithmetic number, because the mean of its divisors is an integer number (34352640).

Almost surely, 22004200220 is an apocalyptic number.

2004200220 is a gapful number since it is divisible by the number (20) 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 2004200220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3297853440).

2004200220 is an abundant number, since it is smaller than the sum of its proper divisors (4591506660).

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

2004200220 is a wasteful number, since it uses less digits than its factorization.

2004200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4336 (or 4334 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 2004200220 is about 44768.2948078213. The cubic root of 2004200220 is about 1260.8024241203.

Adding to 2004200220 its reverse (220024002), we get a palindrome (2224224222).

The spelling of 2004200220 in words is "two billion, four million, two hundred thousand, two hundred twenty".