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118534444 = 22741791307
BaseRepresentation
bin1110001000010…
…11000100101100
322021001011200121
413010023010230
5220321100234
615432334324
72636345320
oct704130454
9267034617
10118534444
1160a00756
12338443a4
131b732b32
1411a57980
15a6164b4
hex710b12c

118534444 has 48 divisors (see below), whose sum is σ = 246113280. Its totient is φ = 48896640.

The previous prime is 118534441. The next prime is 118534453. The reversal of 118534444 is 444435811.

It is not an unprimeable number, because it can be changed into a prime (118534441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90039 + ... + 91345.

It is an arithmetic number, because the mean of its divisors is an integer number (5127360).

Almost surely, 2118534444 is an apocalyptic number.

118534444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118534444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123056640).

118534444 is an abundant number, since it is smaller than the sum of its proper divisors (127578836).

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

118534444 is a wasteful number, since it uses less digits than its factorization.

118534444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438 (or 1436 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 118534444 is about 10887.3524789087. The cubic root of 118534444 is about 491.2262000741.

The spelling of 118534444 in words is "one hundred eighteen million, five hundred thirty-four thousand, four hundred forty-four".

Divisors: 1 2 4 7 14 28 41 79 82 158 164 287 316 553 574 1106 1148 1307 2212 2614 3239 5228 6478 9149 12956 18298 22673 36596 45346 53587 90692 103253 107174 206506 214348 375109 413012 722771 750218 1445542 1500436 2891084 4233373 8466746 16933492 29633611 59267222 118534444