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4925160181 is a prime number
BaseRepresentation
bin1001001011000111…
…11111101011110101
3110201020120001122001
410211203333223311
540041320111211
62132415135301
7233023112404
oct44543775365
913636501561
104925160181
1120a8140817
12b55514531
136064b7186
1434a17d63b
151dc5c1ac1
hex1258ffaf5

4925160181 has 2 divisors, whose sum is σ = 4925160182. Its totient is φ = 4925160180.

The previous prime is 4925160139. The next prime is 4925160193. The reversal of 4925160181 is 1810615294.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4707332100 + 217828081 = 68610^2 + 14759^2 .

It is a cyclic number.

It is not a de Polignac number, because 4925160181 - 231 = 2777676533 is a prime.

It is a super-4 number, since 4×49251601814 (a number of 40 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 4925160181.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4925160781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2462580090 + 2462580091.

It is an arithmetic number, because the mean of its divisors is an integer number (2462580091).

Almost surely, 24925160181 is an apocalyptic number.

It is an amenable number.

4925160181 is a deficient number, since it is larger than the sum of its proper divisors (1).

4925160181 is an equidigital number, since it uses as much as digits as its factorization.

4925160181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 4925160181 is about 70179.4854711831. The cubic root of 4925160181 is about 1701.4014027919.

The spelling of 4925160181 in words is "four billion, nine hundred twenty-five million, one hundred sixty thousand, one hundred eighty-one".