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200133020 = 22567233641
BaseRepresentation
bin10111110110111…
…00100110011100
3111221120210220002
423323130212130
5402213224040
631505313432
74650050123
oct1373344634
9457523802
10200133020
11a2a7399a
1257035878
1332602a09
141c818aba
1512883a15
hexbedc99c

200133020 has 48 divisors (see below), whose sum is σ = 429051168. Its totient is φ = 78397440.

The previous prime is 200133007. The next prime is 200133029. The reversal of 200133020 is 20331002.

It is a junction number, because it is equal to n+sod(n) for n = 200132992 and 200133010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200133029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311900 + ... + 312540.

It is an arithmetic number, because the mean of its divisors is an integer number (8938566).

Almost surely, 2200133020 is an apocalyptic number.

200133020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200133020 is an abundant number, since it is smaller than the sum of its proper divisors (228918148).

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

200133020 is a wasteful number, since it uses less digits than its factorization.

200133020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950 (or 948 counting only the distinct ones).

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

The square root of 200133020 is about 14146.8378092067. The cubic root of 200133020 is about 584.9331698561.

Adding to 200133020 its reverse (20331002), we get a palindrome (220464022).

The spelling of 200133020 in words is "two hundred million, one hundred thirty-three thousand, twenty".

Divisors: 1 2 4 5 10 20 67 134 233 268 335 466 641 670 932 1165 1282 1340 2330 2564 3205 4660 6410 12820 15611 31222 42947 62444 78055 85894 149353 156110 171788 214735 298706 312220 429470 597412 746765 858940 1493530 2987060 10006651 20013302 40026604 50033255 100066510 200133020