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2027256901 is a prime number
BaseRepresentation
bin111100011010101…
…0111110001000101
312020021122022122221
41320311113301011
513122434210101
6533055052341
7101144253655
oct17065276105
95207568587
102027256901
1195037412a
12486b110b1
13263ccb8c7
14153352365
15bce98aa1
hex78d57c45

2027256901 has 2 divisors, whose sum is σ = 2027256902. Its totient is φ = 2027256900.

The previous prime is 2027256853. The next prime is 2027256923. The reversal of 2027256901 is 1096527202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1920630625 + 106626276 = 43825^2 + 10326^2 .

It is a cyclic number.

It is not a de Polignac number, because 2027256901 - 219 = 2026732613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2027256941) 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, 1013628450 + 1013628451.

It is an arithmetic number, because the mean of its divisors is an integer number (1013628451).

Almost surely, 22027256901 is an apocalyptic number.

It is an amenable number.

2027256901 is a deficient number, since it is larger than the sum of its proper divisors (1).

2027256901 is an equidigital number, since it uses as much as digits as its factorization.

2027256901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 2027256901 is about 45025.0696945602. The cubic root of 2027256901 is about 1265.6188343192.

The spelling of 2027256901 in words is "two billion, twenty-seven million, two hundred fifty-six thousand, nine hundred one".