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16140206 = 213016203
BaseRepresentation
bin111101100100…
…011110101110
31010101000012102
4331210132232
513112441311
61333535102
7254121665
oct75443656
933330172
1016140206
119124415
1254a4492
133461624
142201ddc
15163c43b
hexf647ae

16140206 has 8 divisors (see below), whose sum is σ = 24232824. Its totient is φ = 8062600.

The previous prime is 16140193. The next prime is 16140209. The reversal of 16140206 is 60204161.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16140209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500 + ... + 5703.

It is an arithmetic number, because the mean of its divisors is an integer number (3029103).

Almost surely, 216140206 is an apocalyptic number.

16140206 is a deficient number, since it is larger than the sum of its proper divisors (8092618).

16140206 is a wasteful number, since it uses less digits than its factorization.

16140206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7506.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 16140206 is about 4017.4875233160. The cubic root of 16140206 is about 252.7181058340.

Adding to 16140206 its reverse (60204161), we get a palindrome (76344367).

The spelling of 16140206 in words is "sixteen million, one hundred forty thousand, two hundred six".

Divisors: 1 2 1301 2602 6203 12406 8070103 16140206