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53093321 is a prime number
BaseRepresentation
bin1100101010001…
…0001111001001
310200220102100022
43022202033021
5102042441241
65133550225
71213200011
oct312421711
9120812308
1053093321
1127a73886
1215945375
13accc388
1470a0c41
1549db54b
hex32a23c9

53093321 has 2 divisors, whose sum is σ = 53093322. Its totient is φ = 53093320.

The previous prime is 53093317. The next prime is 53093419. The reversal of 53093321 is 12339035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29278921 + 23814400 = 5411^2 + 4880^2 .

It is a cyclic number.

It is not a de Polignac number, because 53093321 - 22 = 53093317 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (53093311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26546660 + 26546661.

It is an arithmetic number, because the mean of its divisors is an integer number (26546661).

Almost surely, 253093321 is an apocalyptic number.

It is an amenable number.

53093321 is a deficient number, since it is larger than the sum of its proper divisors (1).

53093321 is an equidigital number, since it uses as much as digits as its factorization.

53093321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 53093321 is about 7286.5163830187. The cubic root of 53093321 is about 375.8489117763.

The spelling of 53093321 in words is "fifty-three million, ninety-three thousand, three hundred twenty-one".