Search a number
-
+
4266121 = 12133517
BaseRepresentation
bin10000010001100010001001
322000202000111
4100101202021
52043003441
6231234321
751155446
oct20214211
98022014
104266121
112454222
1215189a1
13b64a42
147d09cd
15594081
hex411889

4266121 has 4 divisors (see below), whose sum is σ = 4270852. Its totient is φ = 4261392.

The previous prime is 4266061. The next prime is 4266149. The reversal of 4266121 is 1216624.

4266121 = 14602 + 14612.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2134521 + 2131600 = 1461^2 + 1460^2 .

It is a cyclic number.

It is not a de Polignac number, because 4266121 - 217 = 4135049 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4266092 and 4266101.

It is not an unprimeable number, because it can be changed into a prime (4266181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546 + ... + 2971.

It is an arithmetic number, because the mean of its divisors is an integer number (1067713).

Almost surely, 24266121 is an apocalyptic number.

4266121 is the 1461-st centered square number.

It is an amenable number.

4266121 is a deficient number, since it is larger than the sum of its proper divisors (4731).

4266121 is a wasteful number, since it uses less digits than its factorization.

4266121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4730.

The product of its digits is 576, while the sum is 22.

The square root of 4266121 is about 2065.4590288844. The cubic root of 4266121 is about 162.1851386395.

The spelling of 4266121 in words is "four million, two hundred sixty-six thousand, one hundred twenty-one".

Divisors: 1 1213 3517 4266121