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68383302 = 23133112819
BaseRepresentation
bin1000001001101…
…11001001000110
311202200020020220
410010313021012
5120001231202
610441405210
71460151141
oct404671106
9152606226
1068383302
1135667429
121aa99806
13112239c0
149121058
15600babc
hex4137246

68383302 has 32 divisors (see below), whose sum is σ = 147813120. Its totient is φ = 20965920.

The previous prime is 68383291. The next prime is 68383307. The reversal of 68383302 is 20338386.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68383307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22849 + ... + 25667.

It is an arithmetic number, because the mean of its divisors is an integer number (4619160).

Almost surely, 268383302 is an apocalyptic number.

68383302 is an abundant number, since it is smaller than the sum of its proper divisors (79429818).

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

68383302 is a wasteful number, since it uses less digits than its factorization.

68383302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3148.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 68383302 is about 8269.4196894341. The cubic root of 68383302 is about 408.9309886890.

The spelling of 68383302 in words is "sixty-eight million, three hundred eighty-three thousand, three hundred two".

Divisors: 1 2 3 6 13 26 39 78 311 622 933 1866 2819 4043 5638 8086 8457 12129 16914 24258 36647 73294 109941 219882 876709 1753418 2630127 5260254 11397217 22794434 34191651 68383302