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57895901069 is a prime number
BaseRepresentation
bin110101111010110111…
…010101011110001101
312112102212100111122012
4311322313111132031
51422032322313234
642332542031005
74116500016326
oct657267253615
9175385314565
1057895901069
112260a7aa426
12b279278465
1355c8865736
142b3325b44d
15178cb7b0ce
hexd7add578d

57895901069 has 2 divisors, whose sum is σ = 57895901070. Its totient is φ = 57895901068.

The previous prime is 57895901039. The next prime is 57895901111. The reversal of 57895901069 is 96010959875.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47458622500 + 10437278569 = 217850^2 + 102163^2 .

It is a cyclic number.

It is not a de Polignac number, because 57895901069 - 212 = 57895896973 is a prime.

It is a super-2 number, since 2×578959010692 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57895900999 and 57895901017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57895901039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28947950534 + 28947950535.

It is an arithmetic number, because the mean of its divisors is an integer number (28947950535).

Almost surely, 257895901069 is an apocalyptic number.

It is an amenable number.

57895901069 is a deficient number, since it is larger than the sum of its proper divisors (1).

57895901069 is an equidigital number, since it uses as much as digits as its factorization.

57895901069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6123600, while the sum is 59.

The spelling of 57895901069 in words is "fifty-seven billion, eight hundred ninety-five million, nine hundred one thousand, sixty-nine".