Search a number
-
+
101123041 = 166960589
BaseRepresentation
bin1100000011100…
…00001111100001
321001021120201211
412001300033201
5201341414131
614011230121
72335350235
oct601601741
9231246654
10101123041
1152099268
1229a48341
1317c47a26
14d6045c5
158d275b1
hex60703e1

101123041 has 4 divisors (see below), whose sum is σ = 101185300. Its totient is φ = 101060784.

The previous prime is 101123027. The next prime is 101123059. The reversal of 101123041 is 140321101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 140321101 = 431325571.

It can be written as a sum of positive squares in 2 ways, for example, as 72607441 + 28515600 = 8521^2 + 5340^2 .

It is a cyclic number.

It is not a de Polignac number, because 101123041 - 29 = 101122529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101123441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28626 + ... + 31963.

It is an arithmetic number, because the mean of its divisors is an integer number (25296325).

Almost surely, 2101123041 is an apocalyptic number.

It is an amenable number.

101123041 is a deficient number, since it is larger than the sum of its proper divisors (62259).

101123041 is an equidigital number, since it uses as much as digits as its factorization.

101123041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62258.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 101123041 is about 10055.9952764508. The cubic root of 101123041 is about 465.8899839756.

Adding to 101123041 its reverse (140321101), we get a palindrome (241444142).

The spelling of 101123041 in words is "one hundred one million, one hundred twenty-three thousand, forty-one".

Divisors: 1 1669 60589 101123041