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51083332 = 2219166863
BaseRepresentation
bin1100001011011…
…1100001000100
310120010022011021
43002313201010
5101034131312
65022520524
71160125666
oct302674104
9116108137
1051083332
1126920733
1215136144
13a777531
146ada536
154740c07
hex30b7844

51083332 has 12 divisors (see below), whose sum is σ = 89865216. Its totient is φ = 25407560.

The previous prime is 51083323. The next prime is 51083353. The reversal of 51083332 is 23338015.

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 51083297 and 51083306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32668 + ... + 34195.

It is an arithmetic number, because the mean of its divisors is an integer number (7488768).

Almost surely, 251083332 is an apocalyptic number.

It is an amenable number.

51083332 is a deficient number, since it is larger than the sum of its proper divisors (38781884).

51083332 is a wasteful number, since it uses less digits than its factorization.

51083332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67058 (or 67056 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 51083332 is about 7147.2604541880. The cubic root of 51083332 is about 371.0448479772.

It can be divided in two parts, 51083 and 332, that added together give a palindrome (51415).

The spelling of 51083332 in words is "fifty-one million, eighty-three thousand, three hundred thirty-two".

Divisors: 1 2 4 191 382 764 66863 133726 267452 12770833 25541666 51083332