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68383752 = 2335475209
BaseRepresentation
bin1000001001101…
…11010000001000
311202200020212120
410010313100020
5120001240002
610441411240
71460152353
oct404672010
9152606776
1068383752
11356677a8
121aa99b20
1311223c78
14912129a
15600bcbc
hex4137408

68383752 has 32 divisors (see below), whose sum is σ = 171304800. Its totient is φ = 22748544.

The previous prime is 68383729. The next prime is 68383781. The reversal of 68383752 is 25738386.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10524 + ... + 15732.

It is an arithmetic number, because the mean of its divisors is an integer number (5353275).

Almost surely, 268383752 is an apocalyptic number.

It is an amenable number.

68383752 is an abundant number, since it is smaller than the sum of its proper divisors (102921048).

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

68383752 is a wasteful number, since it uses less digits than its factorization.

68383752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5765 (or 5761 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 68383752 is about 8269.4468980700. The cubic root of 68383752 is about 408.9318856845.

The spelling of 68383752 in words is "sixty-eight million, three hundred eighty-three thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 547 1094 1641 2188 3282 4376 5209 6564 10418 13128 15627 20836 31254 41672 62508 125016 2849323 5698646 8547969 11397292 17095938 22794584 34191876 68383752