Base | Representation |
---|---|
bin | 101011100100… |
… | …010101101101 |
3 | 210111020201101 |
4 | 223210111231 |
5 | 10410433122 |
6 | 1044443101 |
7 | 166035325 |
oct | 53442555 |
9 | 23436641 |
10 | 11421037 |
11 | 64a0881 |
12 | 39a9491 |
13 | 249b614 |
14 | 1734285 |
15 | 1009027 |
hex | ae456d |
11421037 has 2 divisors, whose sum is σ = 11421038. Its totient is φ = 11421036.
The previous prime is 11421029. The next prime is 11421061. The reversal of 11421037 is 73012411.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10929636 + 491401 = 3306^2 + 701^2 .
It is a cyclic number.
It is not a de Polignac number, because 11421037 - 23 = 11421029 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11421017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5710518 + 5710519.
It is an arithmetic number, because the mean of its divisors is an integer number (5710519).
Almost surely, 211421037 is an apocalyptic number.
It is an amenable number.
11421037 is a deficient number, since it is larger than the sum of its proper divisors (1).
11421037 is an equidigital number, since it uses as much as digits as its factorization.
11421037 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 11421037 is about 3379.5024781763. The cubic root of 11421037 is about 225.2000656741.
Adding to 11421037 its reverse (73012411), we get a palindrome (84433448).
The spelling of 11421037 in words is "eleven million, four hundred twenty-one thousand, thirty-seven".
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