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120230132 = 22112732503
BaseRepresentation
bin1110010101010…
…01000011110100
322101020022201212
413022221003310
5221234331012
615532540552
72656640111
oct712510364
9271208655
10120230132
1161959750
1234321758
131bba78b9
1411d79908
15a84db22
hex72a90f4

120230132 has 12 divisors (see below), whose sum is σ = 229530336. Its totient is φ = 54650040.

The previous prime is 120230113. The next prime is 120230153. The reversal of 120230132 is 231032021.

It is a happy number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1366208 + ... + 1366295.

It is an arithmetic number, because the mean of its divisors is an integer number (19127528).

Almost surely, 2120230132 is an apocalyptic number.

It is an amenable number.

120230132 is a deficient number, since it is larger than the sum of its proper divisors (109300204).

120230132 is a wasteful number, since it uses less digits than its factorization.

120230132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2732518 (or 2732516 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 120230132 is about 10964.9501594855. The cubic root of 120230132 is about 493.5575214721.

Adding to 120230132 its reverse (231032021), we get a palindrome (351262153).

The spelling of 120230132 in words is "one hundred twenty million, two hundred thirty thousand, one hundred thirty-two".

Divisors: 1 2 4 11 22 44 2732503 5465006 10930012 30057533 60115066 120230132