Search a number
-
+
14752181 is a prime number
BaseRepresentation
bin111000010001…
…100110110101
31000202111012002
4320101212311
512234032211
61244105045
7236251163
oct70214665
930674162
1014752181
118366594
124b35185
133096902
141d60233
15146603b
hexe119b5

14752181 has 2 divisors, whose sum is σ = 14752182. Its totient is φ = 14752180.

The previous prime is 14752103. The next prime is 14752207. The reversal of 14752181 is 18125741.

14752181 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12013156 + 2739025 = 3466^2 + 1655^2 .

It is a cyclic number.

It is not a de Polignac number, because 14752181 - 210 = 14751157 is a prime.

It is a super-2 number, since 2×147521812 = 435253688513522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14752681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7376090 + 7376091.

It is an arithmetic number, because the mean of its divisors is an integer number (7376091).

Almost surely, 214752181 is an apocalyptic number.

It is an amenable number.

14752181 is a deficient number, since it is larger than the sum of its proper divisors (1).

14752181 is an equidigital number, since it uses as much as digits as its factorization.

14752181 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2240, while the sum is 29.

The square root of 14752181 is about 3840.8568054537. The cubic root of 14752181 is about 245.2554935708.

The spelling of 14752181 in words is "fourteen million, seven hundred fifty-two thousand, one hundred eighty-one".