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51068132 = 2247271639
BaseRepresentation
bin1100001011001…
…1110011100100
310120002112022022
43002303303210
5101033140012
65022322312
71160033453
oct302636344
9116075268
1051068132
1126910275
1215129398
13a77063b
146ad4b9a
15473b472
hex30b3ce4

51068132 has 12 divisors (see below), whose sum is σ = 91271040. Its totient is φ = 24990696.

The previous prime is 51068131. The next prime is 51068167. The reversal of 51068132 is 23186015.

51068132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (51068131) by changing a digit.

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, 135632 + ... + 136007.

It is an arithmetic number, because the mean of its divisors is an integer number (7605920).

Almost surely, 251068132 is an apocalyptic number.

It is an amenable number.

51068132 is a deficient number, since it is larger than the sum of its proper divisors (40202908).

51068132 is a wasteful number, since it uses less digits than its factorization.

51068132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271690 (or 271688 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 51068132 is about 7146.1970305891. The cubic root of 51068132 is about 371.0080424874.

The spelling of 51068132 in words is "fifty-one million, sixty-eight thousand, one hundred thirty-two".

Divisors: 1 2 4 47 94 188 271639 543278 1086556 12767033 25534066 51068132