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48132012 = 22331712653
BaseRepresentation
bin1011011110011…
…0111110101100
310100120100201010
42313212332230
544310211022
64435345220
71123054365
oct267467654
9110510633
1048132012
1125195325
1214152210
139c830a6
14656cb6c
15435b50c
hex2de6fac

48132012 has 24 divisors (see below), whose sum is σ = 112671216. Its totient is φ = 15992128.

The previous prime is 48131987. The next prime is 48132013. The reversal of 48132012 is 21023184.

It is a self number, because there is not a number n which added to its sum of digits gives 48132012.

It is not an unprimeable number, because it can be changed into a prime (48132013) by changing a digit.

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, 2523 + ... + 10130.

It is an arithmetic number, because the mean of its divisors is an integer number (4694634).

Almost surely, 248132012 is an apocalyptic number.

It is an amenable number.

48132012 is an abundant number, since it is smaller than the sum of its proper divisors (64539204).

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

48132012 is a wasteful number, since it uses less digits than its factorization.

48132012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12977 (or 12975 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 48132012 is about 6937.7238342269. The cubic root of 48132012 is about 363.7569826602.

Adding to 48132012 its reverse (21023184), we get a palindrome (69155196).

The spelling of 48132012 in words is "forty-eight million, one hundred thirty-two thousand, twelve".

Divisors: 1 2 3 4 6 12 317 634 951 1268 1902 3804 12653 25306 37959 50612 75918 151836 4011001 8022002 12033003 16044004 24066006 48132012