Search a number
-
+
98001287 is a prime number
BaseRepresentation
bin1011101011101…
…10000110000111
320211101222111022
411311312012013
5200042020122
613420301355
72266666016
oct565660607
9224358438
1098001287
11503568aa
12289a185b
13173c3b37
14d030a7d
15890c642
hex5d76187

98001287 has 2 divisors, whose sum is σ = 98001288. Its totient is φ = 98001286.

The previous prime is 98001269. The next prime is 98001341. The reversal of 98001287 is 78210089.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (78210089) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98001287 - 26 = 98001223 is a prime.

It is a Chen prime.

98001287 is a modest number, since divided by 1287 gives 98 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98001217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49000643 + 49000644.

It is an arithmetic number, because the mean of its divisors is an integer number (49000644).

Almost surely, 298001287 is an apocalyptic number.

98001287 is a deficient number, since it is larger than the sum of its proper divisors (1).

98001287 is an equidigital number, since it uses as much as digits as its factorization.

98001287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 98001287 is about 9899.5599397145. The cubic root of 98001287 is about 461.0456474390.

The spelling of 98001287 in words is "ninety-eight million, one thousand, two hundred eighty-seven".