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254067061 is a prime number
BaseRepresentation
bin11110010010011…
…00000101110101
3122201001221111011
433021030011311
51010020121221
641113312221
76203351203
oct1711140565
9581057434
10254067061
11120461386
1271105671
1340837951
1425a58073
15174891e1
hexf24c175

254067061 has 2 divisors, whose sum is σ = 254067062. Its totient is φ = 254067060.

The previous prime is 254067059. The next prime is 254067071. The reversal of 254067061 is 160760452.

It is a happy number.

254067061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 253128100 + 938961 = 15910^2 + 969^2 .

It is a cyclic number.

It is not a de Polignac number, because 254067061 - 21 = 254067059 is a prime.

Together with 254067059, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254067071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127033530 + 127033531.

It is an arithmetic number, because the mean of its divisors is an integer number (127033531).

Almost surely, 2254067061 is an apocalyptic number.

It is an amenable number.

254067061 is a deficient number, since it is larger than the sum of its proper divisors (1).

254067061 is an equidigital number, since it uses as much as digits as its factorization.

254067061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 254067061 is about 15939.4812023478. The cubic root of 254067061 is about 633.3582830122.

The spelling of 254067061 in words is "two hundred fifty-four million, sixty-seven thousand, sixty-one".