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200013100 = 22527240819
BaseRepresentation
bin10111110101111…
…11010100101100
3111221100201101121
423322333110230
5402200404400
631502550324
74646040400
oct1372772454
9457321347
10200013100
11a29a1891
1256b983a4
1332590261
141c7c7100
151285d21a
hexbebf52c

200013100 has 54 divisors (see below), whose sum is σ = 504902580. Its totient is φ = 68574240.

The previous prime is 200013091. The next prime is 200013103. The reversal of 200013100 is 1310002.

It is a super-2 number, since 2×2000131002 = 80010480343220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is not an unprimeable number, because it can be changed into a prime (200013103) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 15510 + ... + 25309.

Almost surely, 2200013100 is an apocalyptic number.

200013100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200013100 is an abundant number, since it is smaller than the sum of its proper divisors (304889480).

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

200013100 is a wasteful number, since it uses less digits than its factorization.

200013100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40847 (or 40833 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 200013100 is about 14142.5987710887. The cubic root of 200013100 is about 584.8163155746.

Adding to 200013100 its reverse (1310002), we get a palindrome (201323102).

The spelling of 200013100 in words is "two hundred million, thirteen thousand, one hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 49 50 70 98 100 140 175 196 245 350 490 700 980 1225 2450 4900 40819 81638 163276 204095 285733 408190 571466 816380 1020475 1142932 1428665 2000131 2040950 2857330 4000262 4081900 5714660 7143325 8000524 10000655 14286650 20001310 28573300 40002620 50003275 100006550 200013100