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200214505 = 5611315011
BaseRepresentation
bin10111110111100…
…00011111101001
3111221201221200001
423323300133221
5402223331010
631511143001
74650536521
oct1373603751
9457657601
10200214505
11a301a137
1257074a61
1332630b2a
141c83a681
151289cc3a
hexbef07e9

200214505 has 16 divisors (see below), whose sum is σ = 246109248. Its totient is φ = 156312000.

The previous prime is 200214503. The next prime is 200214557. The reversal of 200214505 is 505412002.

It is not a de Polignac number, because 200214505 - 21 = 200214503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200214503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37450 + ... + 42460.

It is an arithmetic number, because the mean of its divisors is an integer number (15381828).

Almost surely, 2200214505 is an apocalyptic number.

It is an amenable number.

200214505 is a deficient number, since it is larger than the sum of its proper divisors (45894743).

200214505 is a wasteful number, since it uses less digits than its factorization.

200214505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5208.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 200214505 is about 14149.7174883458. The cubic root of 200214505 is about 585.0125450837.

Adding to 200214505 its reverse (505412002), we get a palindrome (705626507).

The spelling of 200214505 in words is "two hundred million, two hundred fourteen thousand, five hundred five".

Divisors: 1 5 61 131 305 655 5011 7991 25055 39955 305671 656441 1528355 3282205 40042901 200214505