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206002101 = 397707911
BaseRepresentation
bin11000100011101…
…01011110110101
3112100121222202110
430101311132311
5410214031401
632235201233
75050663134
oct1421653665
9470558673
10206002101
11a6312478
1258ba6219
13338a9246
141d50591b
15131429d6
hexc4757b5

206002101 has 8 divisors (see below), whose sum is σ = 277501504. Its totient is φ = 135918720.

The previous prime is 206002091. The next prime is 206002103. The reversal of 206002101 is 101200602.

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

It is not a de Polignac number, because 206002101 - 27 = 206001973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206002103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353665 + ... + 354246.

It is an arithmetic number, because the mean of its divisors is an integer number (34687688).

Almost surely, 2206002101 is an apocalyptic number.

It is an amenable number.

206002101 is a deficient number, since it is larger than the sum of its proper divisors (71499403).

206002101 is an equidigital number, since it uses as much as digits as its factorization.

206002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708011.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 206002101 is about 14352.7732860239. The cubic root of 206002101 is about 590.5960661843.

Adding to 206002101 its reverse (101200602), we get a palindrome (307202703).

The spelling of 206002101 in words is "two hundred six million, two thousand, one hundred one".

Divisors: 1 3 97 291 707911 2123733 68667367 206002101