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200213020 = 22572204299
BaseRepresentation
bin10111110111100…
…00001000011100
3111221201212122001
423323300020130
5402223304040
631511132044
74650532300
oct1373601034
9457655561
10200213020
11a3019007
1257074024
1332630257
141c839d00
151289c59a
hexbef021c

200213020 has 36 divisors (see below), whose sum is σ = 489094200. Its totient is φ = 68644128.

The previous prime is 200213017. The next prime is 200213021. The reversal of 200213020 is 20312002.

200213020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 200212988 and 200213006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200213021) 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, 101170 + ... + 103129.

It is an arithmetic number, because the mean of its divisors is an integer number (13585950).

Almost surely, 2200213020 is an apocalyptic number.

200213020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200213020 is an abundant number, since it is smaller than the sum of its proper divisors (288881180).

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

200213020 is a wasteful number, since it uses less digits than its factorization.

200213020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204322 (or 204313 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 200213020 is about 14149.6650137026. The cubic root of 200213020 is about 585.0110987253.

Adding to 200213020 its reverse (20312002), we get a palindrome (220525022).

The spelling of 200213020 in words is "two hundred million, two hundred thirteen thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 490 980 204299 408598 817196 1021495 1430093 2042990 2860186 4085980 5720372 7150465 10010651 14300930 20021302 28601860 40042604 50053255 100106510 200213020