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7672141 is a prime number
BaseRepresentation
bin11101010001000101001101
3112102210012101
4131101011031
53431002031
6432235101
7122132521
oct35210515
915383171
107672141
114370214
12269ba91
131788139
141039d81
15a18361
hex75114d

7672141 has 2 divisors, whose sum is σ = 7672142. Its totient is φ = 7672140.

The previous prime is 7672127. The next prime is 7672163. The reversal of 7672141 is 1412767.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4748041 + 2924100 = 2179^2 + 1710^2 .

It is an emirp because it is prime and its reverse (1412767) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7672141 - 25 = 7672109 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7672111) 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 as a sum of consecutive naturals, namely, 3836070 + 3836071.

It is an arithmetic number, because the mean of its divisors is an integer number (3836071).

Almost surely, 27672141 is an apocalyptic number.

It is an amenable number.

7672141 is a deficient number, since it is larger than the sum of its proper divisors (1).

7672141 is an equidigital number, since it uses as much as digits as its factorization.

7672141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2352, while the sum is 28.

The square root of 7672141 is about 2769.8629930016. The cubic root of 7672141 is about 197.2296445031.

The spelling of 7672141 in words is "seven million, six hundred seventy-two thousand, one hundred forty-one".