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68934534 = 2311489089
BaseRepresentation
bin1000001101111…
…01101110000110
311210201020101220
410012331232012
5120121401114
610501301210
71464635214
oct406755606
9153636356
1068934534
1135a03599
121b104806
1311387886
149225cb4
1560ba0a9
hex41bdb86

68934534 has 8 divisors (see below), whose sum is σ = 137869080. Its totient is φ = 22978176.

The previous prime is 68934517. The next prime is 68934553. The reversal of 68934534 is 43543986.

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

68934534 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5744539 + ... + 5744550.

It is an arithmetic number, because the mean of its divisors is an integer number (17233635).

Almost surely, 268934534 is an apocalyptic number.

68934534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68934534 is a wasteful number, since it uses less digits than its factorization.

68934534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11489094.

The product of its digits is 311040, while the sum is 42.

The square root of 68934534 is about 8302.6823376545. The cubic root of 68934534 is about 410.0268354436.

The spelling of 68934534 in words is "sixty-eight million, nine hundred thirty-four thousand, five hundred thirty-four".

Divisors: 1 2 3 6 11489089 22978178 34467267 68934534