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68803300 = 22524714639
BaseRepresentation
bin1000001100111…
…01101011100100
311210110120101101
410012131223210
5120103201200
610454405444
71463550466
oct406355344
9153416341
1068803300
1135923a35
121b060884
131133cc17
1491d0136
15609126a
hex419dae4

68803300 has 36 divisors (see below), whose sum is σ = 152490240. Its totient is φ = 26933920.

The previous prime is 68803297. The next prime is 68803309. The reversal of 68803300 is 330886.

It is not an unprimeable number, because it can be changed into a prime (68803309) 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 11 ways as a sum of consecutive naturals, for example, 2620 + ... + 12019.

It is an arithmetic number, because the mean of its divisors is an integer number (4235840).

Almost surely, 268803300 is an apocalyptic number.

It is an amenable number.

68803300 is an abundant number, since it is smaller than the sum of its proper divisors (83686940).

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

68803300 is a wasteful number, since it uses less digits than its factorization.

68803300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14700 (or 14693 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 68803300 is about 8294.7754641099. The cubic root of 68803300 is about 409.7664741930.

The spelling of 68803300 in words is "sixty-eight million, eight hundred three thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 47 50 94 100 188 235 470 940 1175 2350 4700 14639 29278 58556 73195 146390 292780 365975 688033 731950 1376066 1463900 2752132 3440165 6880330 13760660 17200825 34401650 68803300