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67286097 = 3253141061
BaseRepresentation
bin1000000001010…
…11010001010001
311200121111011200
410000223101101
5114211123342
610402101413
71444631244
oct400532121
9150544150
1067286097
1134a8804a
121a64a869
1310c2b478
148d1725b
155d9194c
hex402b451

67286097 has 12 divisors (see below), whose sum is σ = 99025524. Its totient is φ = 44010720.

The previous prime is 67286083. The next prime is 67286113. The reversal of 67286097 is 79068276.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 53714241 + 13571856 = 7329^2 + 3684^2 .

It is not a de Polignac number, because 67286097 - 26 = 67286033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67286057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70054 + ... + 71007.

It is an arithmetic number, because the mean of its divisors is an integer number (8252127).

Almost surely, 267286097 is an apocalyptic number.

It is an amenable number.

67286097 is a deficient number, since it is larger than the sum of its proper divisors (31739427).

67286097 is a wasteful number, since it uses less digits than its factorization.

67286097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141120 (or 141117 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 67286097 is about 8202.8103111068. The cubic root of 67286097 is about 406.7320969551.

The spelling of 67286097 in words is "sixty-seven million, two hundred eighty-six thousand, ninety-seven".

Divisors: 1 3 9 53 159 477 141061 423183 1269549 7476233 22428699 67286097