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2057712973 is a prime number
BaseRepresentation
bin111101010100110…
…0011010101001101
312022101221122112121
41322221203111031
513203233303343
6540103532541
7101664162121
oct17251432515
95271848477
102057712973
11966586238
1249515a151
1326a403354
141573dd581
15c09b2aed
hex7aa6354d

2057712973 has 2 divisors, whose sum is σ = 2057712974. Its totient is φ = 2057712972.

The previous prime is 2057712941. The next prime is 2057712991. The reversal of 2057712973 is 3792177502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1684527849 + 373185124 = 41043^2 + 19318^2 .

It is a cyclic number.

It is not a de Polignac number, because 2057712973 - 25 = 2057712941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2057712913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028856486 + 1028856487.

It is an arithmetic number, because the mean of its divisors is an integer number (1028856487).

Almost surely, 22057712973 is an apocalyptic number.

It is an amenable number.

2057712973 is a deficient number, since it is larger than the sum of its proper divisors (1).

2057712973 is an equidigital number, since it uses as much as digits as its factorization.

2057712973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 185220, while the sum is 43.

The square root of 2057712973 is about 45362.0212622850. The cubic root of 2057712973 is about 1271.9252781433.

The spelling of 2057712973 in words is "two billion, fifty-seven million, seven hundred twelve thousand, nine hundred seventy-three".