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200217142 = 2175357107
BaseRepresentation
bin10111110111100…
…01001000110110
3111221202002021201
423323301020312
5402223422032
631511203114
74650550306
oct1373611066
9457662251
10200217142
11a3021114
125707649a
13326320a8
141c83b606
151289d8e7
hexbef1236

200217142 has 8 divisors (see below), whose sum is σ = 300502296. Its totient is φ = 100049712.

The previous prime is 200217137. The next prime is 200217163. The reversal of 200217142 is 241712002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×2002171423 (a number of 26 digits) contains 333 as substring.

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, 25048 + ... + 32059.

It is an arithmetic number, because the mean of its divisors is an integer number (37562787).

Almost surely, 2200217142 is an apocalyptic number.

200217142 is a deficient number, since it is larger than the sum of its proper divisors (100285154).

200217142 is a wasteful number, since it uses less digits than its factorization.

200217142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58862.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 200217142 is about 14149.8106701115. The cubic root of 200217142 is about 585.0151134479.

Adding to 200217142 its reverse (241712002), we get a palindrome (441929144).

The spelling of 200217142 in words is "two hundred million, two hundred seventeen thousand, one hundred forty-two".

Divisors: 1 2 1753 3506 57107 114214 100108571 200217142