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68055741 = 3313193891
BaseRepresentation
bin1000000111001…
…11001010111101
311202001120221000
410003213022331
5114410240431
610430400513
71454315145
oct403471275
9152046830
1068055741
1135463316
121a960139
131113a890
149077925
155e949e6
hex40e72bd

68055741 has 16 divisors (see below), whose sum is σ = 108579520. Its totient is φ = 41880240.

The previous prime is 68055727. The next prime is 68055761. The reversal of 68055741 is 14755086.

68055741 is a `hidden beast` number, since 6 + 80 + 5 + 574 + 1 = 666.

It is not a de Polignac number, because 68055741 - 217 = 67924669 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 68055696 and 68055705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68055761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96595 + ... + 97296.

It is an arithmetic number, because the mean of its divisors is an integer number (6786220).

Almost surely, 268055741 is an apocalyptic number.

It is an amenable number.

68055741 is a deficient number, since it is larger than the sum of its proper divisors (40523779).

68055741 is a wasteful number, since it uses less digits than its factorization.

68055741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193913 (or 193907 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 68055741 is about 8249.5903534660. The cubic root of 68055741 is about 408.2770069559.

The spelling of 68055741 in words is "sixty-eight million, fifty-five thousand, seven hundred forty-one".

Divisors: 1 3 9 13 27 39 117 351 193891 581673 1745019 2520583 5235057 7561749 22685247 68055741