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120123332 = 22713132749
BaseRepresentation
bin1110010100011…
…10111111000100
322101000220020022
413022032333010
5221222421312
615530354312
72656013540
oct712167704
9271026208
10120123332
116189648a
123428b998
131bb6b0c4
1411d4ca20
15a82c172
hex728efc4

120123332 has 24 divisors (see below), whose sum is σ = 242088000. Its totient is φ = 51086880.

The previous prime is 120123299. The next prime is 120123337. The reversal of 120123332 is 233321021.

It is a super-2 number, since 2×1201233322 = 28859229781564448, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120123332.

It is not an unprimeable number, because it can be changed into a prime (120123337) 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, 12707 + ... + 20042.

It is an arithmetic number, because the mean of its divisors is an integer number (10087000).

Almost surely, 2120123332 is an apocalyptic number.

It is an amenable number.

120123332 is an abundant number, since it is smaller than the sum of its proper divisors (121964668).

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

120123332 is a wasteful number, since it uses less digits than its factorization.

120123332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32891 (or 32889 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 120123332 is about 10960.0790143137. The cubic root of 120123332 is about 493.4113363795.

Adding to 120123332 its reverse (233321021), we get a palindrome (353444353).

The spelling of 120123332 in words is "one hundred twenty million, one hundred twenty-three thousand, three hundred thirty-two".

Divisors: 1 2 4 7 14 28 131 262 524 917 1834 3668 32749 65498 130996 229243 458486 916972 4290119 8580238 17160476 30030833 60061666 120123332