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200313020 = 22561164191
BaseRepresentation
bin10111111000010…
…00100010111100
3111221220221210202
423330020202330
5402240004040
631513223032
74651426655
oct1374104274
9457827722
10200313020
11a3087156
1257101a78
133266691b
141c86452c
15128bc015
hexbf088bc

200313020 has 24 divisors (see below), whose sum is σ = 427555968. Its totient is φ = 78811200.

The previous prime is 200313011. The next prime is 200313089. The reversal of 200313020 is 20313002.

200313020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 200312992 and 200313010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80876 + ... + 83315.

It is an arithmetic number, because the mean of its divisors is an integer number (17814832).

Almost surely, 2200313020 is an apocalyptic number.

200313020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200313020 is an abundant number, since it is smaller than the sum of its proper divisors (227242948).

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

200313020 is a wasteful number, since it uses less digits than its factorization.

200313020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164261 (or 164259 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 200313020 is about 14153.1982251363. The cubic root of 200313020 is about 585.1084806251.

Adding to 200313020 its reverse (20313002), we get a palindrome (220626022).

The spelling of 200313020 in words is "two hundred million, three hundred thirteen thousand, twenty".

Divisors: 1 2 4 5 10 20 61 122 244 305 610 1220 164191 328382 656764 820955 1641910 3283820 10015651 20031302 40062604 50078255 100156510 200313020