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200105606 = 217191571973
BaseRepresentation
bin10111110110101…
…01111010000110
3111221112102021202
423323111322012
5402211334411
631504542502
74646604161
oct1373257206
9457472252
10200105606
11a2a55338
1257021a32
13325c33ac
141c80cad8
151287a83b
hexbed5e86

200105606 has 32 divisors (see below), whose sum is σ = 336843360. Its totient is φ = 88598016.

The previous prime is 200105593. The next prime is 200105611. The reversal of 200105606 is 606501002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100436 + ... + 102408.

It is an arithmetic number, because the mean of its divisors is an integer number (10526355).

Almost surely, 2200105606 is an apocalyptic number.

200105606 is a deficient number, since it is larger than the sum of its proper divisors (136737754).

200105606 is a wasteful number, since it uses less digits than its factorization.

200105606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 200105606 is about 14145.8688669166. The cubic root of 200105606 is about 584.9064608034.

Adding to 200105606 its reverse (606501002), we get a palindrome (806606608).

The spelling of 200105606 in words is "two hundred million, one hundred five thousand, six hundred six".

Divisors: 1 2 17 19 34 38 157 314 323 646 1973 2669 2983 3946 5338 5966 33541 37487 50711 67082 74974 101422 309761 619522 637279 1274558 5265937 5885459 10531874 11770918 100052803 200105606