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67268336 = 248997487
BaseRepresentation
bin1000000001001…
…10111011110000
311200120120210212
410000212323300
5114210041321
610401443252
71444525412
oct400467360
9150516725
1067268336
1134a75773
121a640528
1310c23365
148d109b2
155d8b55b
hex4026ef0

67268336 has 40 divisors (see below), whose sum is σ = 133428960. Its totient is φ = 32845824.

The previous prime is 67268329. The next prime is 67268339. The reversal of 67268336 is 63386276.

It is a junction number, because it is equal to n+sod(n) for n = 67268293 and 67268302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67268339) 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 7 ways as a sum of consecutive naturals, for example, 137885 + ... + 138371.

It is an arithmetic number, because the mean of its divisors is an integer number (3335724).

Almost surely, 267268336 is an apocalyptic number.

It is an amenable number.

67268336 is a deficient number, since it is larger than the sum of its proper divisors (66160624).

67268336 is a wasteful number, since it uses less digits than its factorization.

67268336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681 (or 675 counting only the distinct ones).

The product of its digits is 217728, while the sum is 41.

The square root of 67268336 is about 8201.7276228853. The cubic root of 67268336 is about 406.6963064783.

The spelling of 67268336 in words is "sixty-seven million, two hundred sixty-eight thousand, three hundred thirty-six".

Divisors: 1 2 4 8 16 89 97 178 194 356 388 487 712 776 974 1424 1552 1948 3896 7792 8633 17266 34532 43343 47239 69064 86686 94478 138128 173372 188956 346744 377912 693488 755824 4204271 8408542 16817084 33634168 67268336