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2550332549 is a prime number
BaseRepresentation
bin1001100000000010…
…1111110010000101
320120201220022120002
42120000233302011
520210341120144
61101022251045
7120125316602
oct23000576205
96521808502
102550332549
111099661656
125b2126a85
133184a301b
141a29d36a9
15edd6e14e
hex9802fc85

2550332549 has 2 divisors, whose sum is σ = 2550332550. Its totient is φ = 2550332548.

The previous prime is 2550332509. The next prime is 2550332557. The reversal of 2550332549 is 9452330552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1955850625 + 594481924 = 44225^2 + 24382^2 .

It is a cyclic number.

It is not a de Polignac number, because 2550332549 - 28 = 2550332293 is a prime.

It is a super-2 number, since 2×25503325492 = 13008392220977674802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2550332509) 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 as a sum of consecutive naturals, namely, 1275166274 + 1275166275.

It is an arithmetic number, because the mean of its divisors is an integer number (1275166275).

Almost surely, 22550332549 is an apocalyptic number.

It is an amenable number.

2550332549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2550332549 is an equidigital number, since it uses as much as digits as its factorization.

2550332549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162000, while the sum is 38.

The square root of 2550332549 is about 50500.8173102179. The cubic root of 2550332549 is about 1366.2565946834.

The spelling of 2550332549 in words is "two billion, five hundred fifty million, three hundred thirty-two thousand, five hundred forty-nine".