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2012199 = 3795819
BaseRepresentation
bin111101011010000100111
310210020012220
413223100213
51003342244
6111043423
723050320
oct7532047
93706186
102012199
111154882
12810573
13555b67
143a5447
1529b319
hex1eb427

2012199 has 8 divisors (see below), whose sum is σ = 3066240. Its totient is φ = 1149816.

The previous prime is 2012189. The next prime is 2012203. The reversal of 2012199 is 9912102.

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

It is not a de Polignac number, because 2012199 - 25 = 2012167 is a prime.

2012199 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012159) 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, 47889 + ... + 47930.

It is an arithmetic number, because the mean of its divisors is an integer number (383280).

22012199 is an apocalyptic number.

2012199 is a deficient number, since it is larger than the sum of its proper divisors (1054041).

2012199 is an equidigital number, since it uses as much as digits as its factorization.

2012199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95829.

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 2012199 is about 1418.5200033838. The cubic root of 2012199 is about 126.2477488734.

It can be divided in two parts, 2012 and 199, that added together give a triangular number (2211 = T66).

The spelling of 2012199 in words is "two million, twelve thousand, one hundred ninety-nine".

Divisors: 1 3 7 21 95819 287457 670733 2012199