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68048343 = 3411253131
BaseRepresentation
bin1000000111001…
…01010111010111
311202001012210000
410003211113113
5114410021333
610430302343
71454254446
oct403452727
9152035700
1068048343
1135458800
121a9579b3
13111373bc
149074d5d
155e92713
hex40e55d7

68048343 has 60 divisors (see below), whose sum is σ = 114710904. Its totient is φ = 40154400.

The previous prime is 68048341. The next prime is 68048347. The reversal of 68048343 is 34384086.

It is not a de Polignac number, because 68048343 - 21 = 68048341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 68048298 and 68048307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68048341) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 519388 + ... + 519518.

Almost surely, 268048343 is an apocalyptic number.

68048343 is a deficient number, since it is larger than the sum of its proper divisors (46662561).

68048343 is a wasteful number, since it uses less digits than its factorization.

68048343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 68048343 is about 8249.1419553794. The cubic root of 68048343 is about 408.2622125011.

The spelling of 68048343 in words is "sixty-eight million, forty-eight thousand, three hundred forty-three".

Divisors: 1 3 9 11 27 33 53 81 99 121 131 159 297 363 393 477 583 891 1089 1179 1431 1441 1749 3267 3537 4293 4323 5247 6413 6943 9801 10611 12969 15741 15851 19239 20829 38907 47223 47553 57717 62487 76373 116721 142659 173151 187461 229119 427977 519453 562383 687357 840103 1283931 2062071 2520309 6186213 7560927 22682781 68048343