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68307348 = 2235692279
BaseRepresentation
bin1000001001001…
…00100110010100
311202112101001210
410010210212110
5114441313343
610440021420
71456413534
oct404444624
9152471053
1068307348
113561535a
121aa61870
13111c8265
1491014c4
155ee4333
hex4124994

68307348 has 12 divisors (see below), whose sum is σ = 159383840. Its totient is φ = 22769112.

The previous prime is 68307311. The next prime is 68307359. The reversal of 68307348 is 84370386.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2846128 + ... + 2846151.

Almost surely, 268307348 is an apocalyptic number.

It is an amenable number.

68307348 is an abundant number, since it is smaller than the sum of its proper divisors (91076492).

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

68307348 is a wasteful number, since it uses less digits than its factorization.

68307348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692286 (or 5692284 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 68307348 is about 8264.8259509805. The cubic root of 68307348 is about 408.7795313886.

The spelling of 68307348 in words is "sixty-eight million, three hundred seven thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 12 5692279 11384558 17076837 22769116 34153674 68307348