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1908214 = 271112391
BaseRepresentation
bin111010001110111110110
310120221120121
413101313312
5442030324
6104522154
722135210
oct7216766
93527517
101908214
111093740
1278035a
1351a729
143795b0
1527a5e4
hex1d1df6

1908214 has 16 divisors (see below), whose sum is σ = 3568896. Its totient is φ = 743400.

The previous prime is 1908209. The next prime is 1908217. The reversal of 1908214 is 4128091.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1908217) 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, 6042 + ... + 6349.

It is an arithmetic number, because the mean of its divisors is an integer number (223056).

21908214 is an apocalyptic number.

1908214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1908214 is a deficient number, since it is larger than the sum of its proper divisors (1660682).

1908214 is a wasteful number, since it uses less digits than its factorization.

1908214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12411.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 1908214 is about 1381.3811928646. The cubic root of 1908214 is about 124.0344597255.

The spelling of 1908214 in words is "one million, nine hundred eight thousand, two hundred fourteen".

Divisors: 1 2 7 11 14 22 77 154 12391 24782 86737 136301 173474 272602 954107 1908214