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120231332 = 22132296133
BaseRepresentation
bin1110010101010…
…01010110100100
322101020101101022
413022221112210
5221234400312
615532550312
72656643444
oct712512644
9271211338
10120231332
116195a641
1234322398
131bba8300
1411d7a124
15a84e172
hex72a95a4

120231332 has 36 divisors (see below), whose sum is σ = 235729620. Its totient is φ = 53569152.

The previous prime is 120231317. The next prime is 120231341. The reversal of 120231332 is 233132021.

It can be written as a sum of positive squares in 6 ways, for example, as 678976 + 119552356 = 824^2 + 10934^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120231332.

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 11 ways as a sum of consecutive naturals, for example, 16538 + ... + 22670.

It is an arithmetic number, because the mean of its divisors is an integer number (6548045).

Almost surely, 2120231332 is an apocalyptic number.

It is an amenable number.

120231332 is a deficient number, since it is larger than the sum of its proper divisors (115498288).

120231332 is a wasteful number, since it uses less digits than its factorization.

120231332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6192 (or 6177 counting only the distinct ones).

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

The square root of 120231332 is about 10965.0048791599. The cubic root of 120231332 is about 493.5591635094.

Adding to 120231332 its reverse (233132021), we get a palindrome (353363353).

The spelling of 120231332 in words is "one hundred twenty million, two hundred thirty-one thousand, three hundred thirty-two".

Divisors: 1 2 4 13 26 29 52 58 116 169 338 377 676 754 1508 4901 6133 9802 12266 19604 24532 79729 159458 177857 318916 355714 711428 1036477 2072954 2312141 4145908 4624282 9248564 30057833 60115666 120231332