Search a number
2057088361 is a prime number
BaseRepresentation
bin111101010011100…
…1010110101101001
312022100202220201211
41322213022311221
513203103311421
6540042313121
7101655651106
oct17247126551
95270686654
102057088361
11966199a29
12494ab87a1
1326a244c63
15c08dc9e1

2057088361 has 2 divisors, whose sum is σ = 2057088362. Its totient is φ = 2057088360.

The previous prime is 2057088331. The next prime is 2057088373. The reversal of 2057088361 is 1638807502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2056078336 + 1010025 = 45344^2 + 1005^2 .

It is a cyclic number.

It is not a de Polignac number, because 2057088361 - 215 = 2057055593 is a prime.

It is a super-2 number, since 2×20570883612 = 8463225049923332642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2057088331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028544180 + 1028544181.

It is an arithmetic number, because the mean of its divisors is an integer number (1028544181).

Almost surely, 22057088361 is an apocalyptic number.

It is an amenable number.

2057088361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2057088361 is an equidigital number, since it uses as much as digits as its factorization.

2057088361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 2057088361 is about 45355.1359936226. The cubic root of 2057088361 is about 1271.7965688755.

The spelling of 2057088361 in words is "two billion, fifty-seven million, eighty-eight thousand, three hundred sixty-one".