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118323132 = 223232914783
BaseRepresentation
bin1110000110101…
…11011110111100
322020122102211020
413003113132330
5220242320012
615424024140
72634505254
oct703273674
9266572736
10118323132
1160876a14
1233762050
131b68a8b5
1411a00964
15a5c3a8c
hex70d77bc

118323132 has 48 divisors (see below), whose sum is σ = 298045440. Its totient is φ = 36422848.

The previous prime is 118323113. The next prime is 118323173. The reversal of 118323132 is 231323811.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 613 + ... + 15395.

It is an arithmetic number, because the mean of its divisors is an integer number (6209280).

Almost surely, 2118323132 is an apocalyptic number.

118323132 is a gapful number since it is divisible by the number (12) 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 118323132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149022720).

118323132 is an abundant number, since it is smaller than the sum of its proper divisors (179722308).

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

118323132 is a wasteful number, since it uses less digits than its factorization.

118323132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14842 (or 14840 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 118323132 is about 10877.6436786650. The cubic root of 118323132 is about 490.9341225670.

Adding to 118323132 its reverse (231323811), we get a palindrome (349646943).

The spelling of 118323132 in words is "one hundred eighteen million, three hundred twenty-three thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 23 29 46 58 69 87 92 116 138 174 276 348 667 1334 2001 2668 4002 8004 14783 29566 44349 59132 88698 177396 340009 428707 680018 857414 1020027 1286121 1360036 1714828 2040054 2572242 4080108 5144484 9860261 19720522 29580783 39441044 59161566 118323132