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67682083 = 7217312621
BaseRepresentation
bin1000000100010…
…11111100100011
311201100121100211
410002023330203
5114311311313
610414354551
71451200600
oct402137443
9151317324
1067682083
1135228607
121a7bba57
1311039791
148dbb6a7
155e1de3d
hex408bf23

67682083 has 24 divisors (see below), whose sum is σ = 86085504. Its totient is φ = 52819200.

The previous prime is 67682071. The next prime is 67682107. The reversal of 67682083 is 38028676.

It is a happy number.

It is not a de Polignac number, because 67682083 - 25 = 67682051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67682053) 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, 24513 + ... + 27133.

It is an arithmetic number, because the mean of its divisors is an integer number (3586896).

Almost surely, 267682083 is an apocalyptic number.

67682083 is a deficient number, since it is larger than the sum of its proper divisors (18403421).

67682083 is a wasteful number, since it uses less digits than its factorization.

67682083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683 (or 2676 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 67682083 is about 8226.9121181644. The cubic root of 67682083 is about 407.5284243788.

The spelling of 67682083 in words is "sixty-seven million, six hundred eighty-two thousand, eighty-three".

Divisors: 1 7 17 31 49 119 217 527 833 1519 2621 3689 18347 25823 44557 81251 128429 311899 568757 1381267 2183293 3981299 9668869 67682083