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132031212 = 22323814621
BaseRepresentation
bin1111101111010…
…10001011101100
3100012102212202220
413313222023230
5232244444322
621033515340
73162150435
oct767521354
9305385686
10132031212
116858a005
1238272b50
132147a1a1
141376c48c
15b8d055c
hex7dea2ec

132031212 has 24 divisors (see below), whose sum is σ = 308268912. Its totient is φ = 43982400.

The previous prime is 132031189. The next prime is 132031223. The reversal of 132031212 is 212130231.

It is a junction number, because it is equal to n+sod(n) for n = 132031191 and 132031200.

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 7 ways as a sum of consecutive naturals, for example, 26262 + ... + 30882.

It is an arithmetic number, because the mean of its divisors is an integer number (12844538).

Almost surely, 2132031212 is an apocalyptic number.

132031212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

132031212 is an abundant number, since it is smaller than the sum of its proper divisors (176237700).

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

132031212 is a wasteful number, since it uses less digits than its factorization.

132031212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7009 (or 7007 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 132031212 is about 11490.4835407393. The cubic root of 132031212 is about 509.2044652106.

Adding to 132031212 its reverse (212130231), we get a palindrome (344161443).

The spelling of 132031212 in words is "one hundred thirty-two million, thirty-one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 2381 4621 4762 7143 9242 9524 13863 14286 18484 27726 28572 55452 11002601 22005202 33007803 44010404 66015606 132031212