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200115040 = 2554013119
BaseRepresentation
bin10111110110110…
…00001101100000
3111221112220020011
423323120031200
5402212140130
631505054304
74646643526
oct1373301540
9457486204
10200115040
11a2a61434
1257027394
13325c7788
141c812316
151287d52a
hexbed8360

200115040 has 48 divisors (see below), whose sum is σ = 474102720. Its totient is φ = 79820800.

The previous prime is 200115031. The next prime is 200115089. The reversal of 200115040 is 40511002.

200115040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 200115040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62601 + ... + 65719.

It is an arithmetic number, because the mean of its divisors is an integer number (9877140).

Almost surely, 2200115040 is an apocalyptic number.

200115040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200115040 is an abundant number, since it is smaller than the sum of its proper divisors (273987680).

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

200115040 is a wasteful number, since it uses less digits than its factorization.

200115040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535 (or 3527 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 200115040 is about 14146.2023172299. The cubic root of 200115040 is about 584.9156524846.

Adding to 200115040 its reverse (40511002), we get a palindrome (240626042).

The spelling of 200115040 in words is "two hundred million, one hundred fifteen thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 401 802 1604 2005 3119 3208 4010 6238 6416 8020 12476 12832 15595 16040 24952 31190 32080 49904 62380 64160 99808 124760 249520 499040 1250719 2501438 5002876 6253595 10005752 12507190 20011504 25014380 40023008 50028760 100057520 200115040