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68441301 = 332534863
BaseRepresentation
bin1000001010001…
…01010011010101
311202210011211000
410011011103111
5120010110201
610442533513
71460512215
oct405052325
9152704730
1068441301
11356a6a65
121ab07299
1311244216
149138245
15601dd86
hex41454d5

68441301 has 8 divisors (see below), whose sum is σ = 101394560. Its totient is φ = 45627516.

The previous prime is 68441297. The next prime is 68441311. The reversal of 68441301 is 10314486.

It is not a de Polignac number, because 68441301 - 22 = 68441297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 2534863 = 68441301 / (6 + 8 + 4 + 4 + 1 + 3 + 0 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68441311) 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 in 7 ways as a sum of consecutive naturals, for example, 1267405 + ... + 1267458.

It is an arithmetic number, because the mean of its divisors is an integer number (12674320).

Almost surely, 268441301 is an apocalyptic number.

It is an amenable number.

68441301 is a deficient number, since it is larger than the sum of its proper divisors (32953259).

68441301 is a wasteful number, since it uses less digits than its factorization.

68441301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534872 (or 2534866 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 68441301 is about 8272.9257823336. The cubic root of 68441301 is about 409.0465670322.

Adding to 68441301 its reverse (10314486), we get a palindrome (78755787).

The spelling of 68441301 in words is "sixty-eight million, four hundred forty-one thousand, three hundred one".

Divisors: 1 3 9 27 2534863 7604589 22813767 68441301