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8003251601 is a prime number
BaseRepresentation
bin1110111010000011…
…11110110110010001
3202122202112022020222
413131001332312101
5112342313022401
63402053242425
7402220342022
oct73501766621
922582468228
108003251601
113437699424
121674333415
139a7111147
1455ccb2c49
1531c93dc1b
hex1dd07ed91

8003251601 has 2 divisors, whose sum is σ = 8003251602. Its totient is φ = 8003251600.

The previous prime is 8003251549. The next prime is 8003251673. The reversal of 8003251601 is 1061523008.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6835320976 + 1167930625 = 82676^2 + 34175^2 .

It is a cyclic number.

It is not a de Polignac number, because 8003251601 - 218 = 8002989457 is a prime.

It is not a weakly prime, because it can be changed into another prime (8003251901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4001625800 + 4001625801.

It is an arithmetic number, because the mean of its divisors is an integer number (4001625801).

Almost surely, 28003251601 is an apocalyptic number.

It is an amenable number.

8003251601 is a deficient number, since it is larger than the sum of its proper divisors (1).

8003251601 is an equidigital number, since it uses as much as digits as its factorization.

8003251601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 8003251601 is about 89460.8942555349. The cubic root of 8003251601 is about 2000.2709300468.

Adding to 8003251601 its reverse (1061523008), we get a palindrome (9064774609).

The spelling of 8003251601 in words is "eight billion, three million, two hundred fifty-one thousand, six hundred one".