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68773244 = 2230495639
BaseRepresentation
bin1000001100101…
…10010101111100
311210102001011012
410012112111330
5120101220434
610454014352
71463364041
oct406262574
9153361135
1068773244
11359033a1
121b0473b8
131132c337
1491c31c8
1560873ce
hex419657c

68773244 has 12 divisors (see below), whose sum is σ = 120414000. Its totient is φ = 34369248.

The previous prime is 68773241. The next prime is 68773259. The reversal of 68773244 is 44237786.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68773241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9377 + ... + 15015.

It is an arithmetic number, because the mean of its divisors is an integer number (10034500).

Almost surely, 268773244 is an apocalyptic number.

It is an amenable number.

68773244 is a deficient number, since it is larger than the sum of its proper divisors (51640756).

68773244 is a wasteful number, since it uses less digits than its factorization.

68773244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8692 (or 8690 counting only the distinct ones).

The product of its digits is 225792, while the sum is 41.

The square root of 68773244 is about 8292.9635233733. The cubic root of 68773244 is about 409.7067981070.

The spelling of 68773244 in words is "sixty-eight million, seven hundred seventy-three thousand, two hundred forty-four".

Divisors: 1 2 4 3049 5639 6098 11278 12196 22556 17193311 34386622 68773244