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5541844 = 2271119947
BaseRepresentation
bin10101001000111111010100
3101102112222111
4111020333110
52404314334
6314440404
765050660
oct25107724
911375874
105541844
113145740
121a33104
1311c05c9
14a438a0
15747064
hex548fd4

5541844 has 48 divisors (see below), whose sum is σ = 12741120. Its totient is φ = 2043360.

The previous prime is 5541841. The next prime is 5541853. The reversal of 5541844 is 4481455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5379 + ... + 6325.

It is an arithmetic number, because the mean of its divisors is an integer number (265440).

Almost surely, 25541844 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5541844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6370560).

5541844 is an abundant number, since it is smaller than the sum of its proper divisors (7199276).

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

5541844 is a wasteful number, since it uses less digits than its factorization.

5541844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988 (or 986 counting only the distinct ones).

The product of its digits is 12800, while the sum is 31.

The square root of 5541844 is about 2354.1121468613. The cubic root of 5541844 is about 176.9639344735.

The spelling of 5541844 in words is "five million, five hundred forty-one thousand, eight hundred forty-four".

Divisors: 1 2 4 7 11 14 19 22 28 38 44 76 77 133 154 209 266 308 418 532 836 947 1463 1894 2926 3788 5852 6629 10417 13258 17993 20834 26516 35986 41668 71972 72919 125951 145838 197923 251902 291676 395846 503804 791692 1385461 2770922 5541844