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68148083 is a prime number
BaseRepresentation
bin1000000111111…
…01101101110011
311202020021121002
410003331231303
5114421214313
610432352215
71455151313
oct403755563
9152207532
1068148083
1135516733
121a9a566b
1311170913
14909d443
155eb2058
hex40fdb73

68148083 has 2 divisors, whose sum is σ = 68148084. Its totient is φ = 68148082.

The previous prime is 68148071. The next prime is 68148133. The reversal of 68148083 is 38084186.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68148083 - 212 = 68143987 is a prime.

It is a super-2 number, since 2×681480832 = 9288322433149778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (68168083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34074041 + 34074042.

It is an arithmetic number, because the mean of its divisors is an integer number (34074042).

Almost surely, 268148083 is an apocalyptic number.

68148083 is a deficient number, since it is larger than the sum of its proper divisors (1).

68148083 is an equidigital number, since it uses as much as digits as its factorization.

68148083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 68148083 is about 8255.1852190002. The cubic root of 68148083 is about 408.4615815217.

The spelling of 68148083 in words is "sixty-eight million, one hundred forty-eight thousand, eighty-three".