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200013140 = 22510000657
BaseRepresentation
bin10111110101111…
…11010101010100
3111221100201110002
423322333111110
5402200410030
631502550432
74646040455
oct1372772524
9457321402
10200013140
11a29a1918
1256b98418
1332590292
141c7c712c
151285d245
hexbebf554

200013140 has 12 divisors (see below), whose sum is σ = 420027636. Its totient is φ = 80005248.

The previous prime is 200013139. The next prime is 200013161. The reversal of 200013140 is 41310002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 103266244 + 96746896 = 10162^2 + 9836^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5000309 + ... + 5000348.

It is an arithmetic number, because the mean of its divisors is an integer number (35002303).

Almost surely, 2200013140 is an apocalyptic number.

200013140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200013140 is an abundant number, since it is smaller than the sum of its proper divisors (220014496).

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

200013140 is a wasteful number, since it uses less digits than its factorization.

200013140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10000666 (or 10000664 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 200013140 is about 14142.6001852559. The cubic root of 200013140 is about 584.8163545598.

Adding to 200013140 its reverse (41310002), we get a palindrome (241323142).

The spelling of 200013140 in words is "two hundred million, thirteen thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 10000657 20001314 40002628 50003285 100006570 200013140