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78995341 is a prime number
BaseRepresentation
bin1001011010101…
…01111110001101
312111122101020101
410231111332031
5130210322331
611501051101
71646310055
oct455257615
9174571211
1078995341
1140655407
1222556a91
131349b009
14a6c4565
156e06061
hex4b55f8d

78995341 has 2 divisors, whose sum is σ = 78995342. Its totient is φ = 78995340.

The previous prime is 78995321. The next prime is 78995351. The reversal of 78995341 is 14359987.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66357316 + 12638025 = 8146^2 + 3555^2 .

It is a cyclic number.

It is not a de Polignac number, because 78995341 - 213 = 78987149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 78995291 and 78995300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (78995321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39497670 + 39497671.

It is an arithmetic number, because the mean of its divisors is an integer number (39497671).

Almost surely, 278995341 is an apocalyptic number.

It is an amenable number.

78995341 is a deficient number, since it is larger than the sum of its proper divisors (1).

78995341 is an equidigital number, since it uses as much as digits as its factorization.

78995341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 46.

The square root of 78995341 is about 8887.9323242248. The cubic root of 78995341 is about 429.0756075049.

The spelling of 78995341 in words is "seventy-eight million, nine hundred ninety-five thousand, three hundred forty-one".