Search a number
-
+
105222853 is a prime number
BaseRepresentation
bin1100100010110…
…01001011000101
321022222212121201
412101121023011
5203414112403
614235142501
72415244111
oct621311305
9238885551
10105222853
115443953a
122b2a4a31
1318a51b58
14dd90741
15938721d
hex64592c5

105222853 has 2 divisors, whose sum is σ = 105222854. Its totient is φ = 105222852.

The previous prime is 105222841. The next prime is 105222869. The reversal of 105222853 is 358222501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63011844 + 42211009 = 7938^2 + 6497^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-105222853 is a prime.

It is a super-2 number, since 2×1052228532 = 22143697586919218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105222833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52611426 + 52611427.

It is an arithmetic number, because the mean of its divisors is an integer number (52611427).

Almost surely, 2105222853 is an apocalyptic number.

It is an amenable number.

105222853 is a deficient number, since it is larger than the sum of its proper divisors (1).

105222853 is an equidigital number, since it uses as much as digits as its factorization.

105222853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 105222853 is about 10257.8191151921. The cubic root of 105222853 is about 472.1029248038.

The spelling of 105222853 in words is "one hundred five million, two hundred twenty-two thousand, eight hundred fifty-three".