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51066733 is a prime number
BaseRepresentation
bin1100001011001…
…1011101101101
310120002110101111
43002303131231
5101033113413
65022312021
71160026414
oct302633555
9116073344
1051066733
112690a213
1215128611
13a76cb03
146ad447b
15473ad3d
hex30b376d

51066733 has 2 divisors, whose sum is σ = 51066734. Its totient is φ = 51066732.

The previous prime is 51066707. The next prime is 51066749. The reversal of 51066733 is 33766015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49252324 + 1814409 = 7018^2 + 1347^2 .

It is a cyclic number.

It is not a de Polignac number, because 51066733 - 29 = 51066221 is a prime.

It is a super-2 number, since 2×510667332 = 5215622438586578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51066695 and 51066704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51066773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25533366 + 25533367.

It is an arithmetic number, because the mean of its divisors is an integer number (25533367).

Almost surely, 251066733 is an apocalyptic number.

It is an amenable number.

51066733 is a deficient number, since it is larger than the sum of its proper divisors (1).

51066733 is an equidigital number, since it uses as much as digits as its factorization.

51066733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 51066733 is about 7146.0991456878. The cubic root of 51066733 is about 371.0046545624.

The spelling of 51066733 in words is "fifty-one million, sixty-six thousand, seven hundred thirty-three".