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2000190 = 235611093
BaseRepresentation
bin111101000010100111110
310202121202010
413220110332
51003001230
6110512050
723000313
oct7502476
93677663
102000190
111146855
12805626
1355055a
143a0d0a
152979b0
hex1e853e

2000190 has 32 divisors (see below), whose sum is σ = 4883616. Its totient is φ = 524160.

The previous prime is 2000177. The next prime is 2000209. The reversal of 2000190 is 910002.

It is a happy number.

It is a super-2 number, since 2×20001902 = 8001520072200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1284 + ... + 2376.

It is an arithmetic number, because the mean of its divisors is an integer number (152613).

22000190 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2000190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2441808).

2000190 is an abundant number, since it is smaller than the sum of its proper divisors (2883426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2000190 is a wasteful number, since it uses less digits than its factorization.

2000190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 2000190 is about 1414.2807359220. The cubic root of 2000190 is about 125.9960946131.

Adding to 2000190 its reverse (910002), we get a palindrome (2910192).

The spelling of 2000190 in words is "two million, one hundred ninety", and thus it is an aban number.

Divisors: 1 2 3 5 6 10 15 30 61 122 183 305 366 610 915 1093 1830 2186 3279 5465 6558 10930 16395 32790 66673 133346 200019 333365 400038 666730 1000095 2000190