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200228733 = 3371149701
BaseRepresentation
bin10111110111100…
…11111101111101
3111221202200012000
423323303331331
5402224304413
631511332513
74650626145
oct1373637575
9457680160
10200228733
11a30298a1
1257081139
1332637453
141c841925
15128a2073
hexbef3f7d

200228733 has 32 divisors (see below), whose sum is σ = 303264000. Its totient is φ = 130536000.

The previous prime is 200228723. The next prime is 200228741. The reversal of 200228733 is 337822002.

It is not a de Polignac number, because 200228733 - 29 = 200228221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 200228697 and 200228706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200228723) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 285283 + ... + 285983.

It is an arithmetic number, because the mean of its divisors is an integer number (9477000).

Almost surely, 2200228733 is an apocalyptic number.

It is an amenable number.

200228733 is a deficient number, since it is larger than the sum of its proper divisors (103035267).

200228733 is a wasteful number, since it uses less digits than its factorization.

200228733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930 (or 924 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 200228733 is about 14150.2202456358. The cubic root of 200228733 is about 585.0264024902.

The spelling of 200228733 in words is "two hundred million, two hundred twenty-eight thousand, seven hundred thirty-three".

Divisors: 1 3 9 27 71 149 213 447 639 701 1341 1917 2103 4023 6309 10579 18927 31737 49771 95211 104449 149313 285633 313347 447939 940041 1343817 2820123 7415879 22247637 66742911 200228733