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1884042 = 2321747131
BaseRepresentation
bin111001011111110001010
310112201102100
413023332022
5440242132
6104214230
722004556
oct7137612
93481370
101884042
111077566
1276a376
1350c724
14370866
1527337c
hex1cbf8a

1884042 has 48 divisors (see below), whose sum is σ = 4447872. Its totient is φ = 574080.

The previous prime is 1884013. The next prime is 1884053. The reversal of 1884042 is 2404881.

It is a super-2 number, since 2×18840422 = 7099228515528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1883997 and 1884015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14317 + ... + 14447.

It is an arithmetic number, because the mean of its divisors is an integer number (92664).

21884042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1884042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2223936).

1884042 is an abundant number, since it is smaller than the sum of its proper divisors (2563830).

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

1884042 is a wasteful number, since it uses less digits than its factorization.

1884042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 200 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 1884042 is about 1372.6040944132. The cubic root of 1884042 is about 123.5085036242.

The spelling of 1884042 in words is "one million, eight hundred eighty-four thousand, forty-two".

Divisors: 1 2 3 6 9 17 18 34 47 51 94 102 131 141 153 262 282 306 393 423 786 799 846 1179 1598 2227 2358 2397 4454 4794 6157 6681 7191 12314 13362 14382 18471 20043 36942 40086 55413 104669 110826 209338 314007 628014 942021 1884042