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67828341 = 373123361
BaseRepresentation
bin1000000101011…
…11101001110101
311201122000222210
410002233221311
5114331001331
610421444033
71452350160
oct402575165
9151560883
1067828341
1135318489
121a870619
131108b219
149018ad7
155e4c446
hex40afa75

67828341 has 24 divisors (see below), whose sum is σ = 106830912. Its totient is φ = 37497600.

The previous prime is 67828339. The next prime is 67828367. The reversal of 67828341 is 14382876.

It is not a de Polignac number, because 67828341 - 21 = 67828339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67828341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67828331) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18501 + ... + 21861.

It is an arithmetic number, because the mean of its divisors is an integer number (4451288).

Almost surely, 267828341 is an apocalyptic number.

It is an amenable number.

67828341 is a deficient number, since it is larger than the sum of its proper divisors (39002571).

67828341 is a wasteful number, since it uses less digits than its factorization.

67828341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3433 (or 3402 counting only the distinct ones).

The product of its digits is 64512, while the sum is 39.

The square root of 67828341 is about 8235.7963185110. The cubic root of 67828341 is about 407.8217635071.

The spelling of 67828341 in words is "sixty-seven million, eight hundred twenty-eight thousand, three hundred forty-one".

Divisors: 1 3 7 21 31 93 217 651 961 2883 3361 6727 10083 20181 23527 70581 104191 312573 729337 2188011 3229921 9689763 22609447 67828341