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66848041 = 1322323059
BaseRepresentation
bin1111111100000…
…0010100101001
311122210020021101
43333000110221
5114103114131
610344441401
71441125151
oct377002451
9148706241
1066848041
1134808a17
121a479261
1310b06c70
148c41761
155d06c61
hex3fc0529

66848041 has 8 divisors (see below), whose sum is σ = 72316160. Its totient is φ = 61426512.

The previous prime is 66848039. The next prime is 66848057. The reversal of 66848041 is 14084866.

66848041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66848041 - 21 = 66848039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66848941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8631 + ... + 14428.

It is an arithmetic number, because the mean of its divisors is an integer number (9039520).

Almost surely, 266848041 is an apocalyptic number.

It is an amenable number.

66848041 is a deficient number, since it is larger than the sum of its proper divisors (5468119).

66848041 is a wasteful number, since it uses less digits than its factorization.

66848041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23295.

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 66848041 is about 8176.0651293883. The cubic root of 66848041 is about 405.8475185120.

The spelling of 66848041 in words is "sixty-six million, eight hundred forty-eight thousand, forty-one".

Divisors: 1 13 223 2899 23059 299767 5142157 66848041