Search a number
-
+
10030221287 is a prime number
BaseRepresentation
bin10010101011101100…
…10000011111100111
3221220000122000221022
421111312100133213
5131020214040122
64335142241355
7503362321442
oct112566203747
927800560838
1010030221287
114287886789
121b3b12625b
13c3b03c0a8
146b218c659
153da87c642
hex255d907e7

10030221287 has 2 divisors, whose sum is σ = 10030221288. Its totient is φ = 10030221286.

The previous prime is 10030221281. The next prime is 10030221359. The reversal of 10030221287 is 78212203001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10030221287 - 220 = 10029172711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10030221281) 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, 5015110643 + 5015110644.

It is an arithmetic number, because the mean of its divisors is an integer number (5015110644).

Almost surely, 210030221287 is an apocalyptic number.

10030221287 is a deficient number, since it is larger than the sum of its proper divisors (1).

10030221287 is an equidigital number, since it uses as much as digits as its factorization.

10030221287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 10030221287 its reverse (78212203001), we get a palindrome (88242424288).

The spelling of 10030221287 in words is "ten billion, thirty million, two hundred twenty-one thousand, two hundred eighty-seven".