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67040101 = 2310727241
BaseRepresentation
bin1111111110111…
…1001101100101
311200010222201201
43333233031211
5114130240401
610352522501
71442555122
oct377571545
9150128651
1067040101
113492a247
121a550431
1310b734cb
148c91749
155d43b01
hex3fef365

67040101 has 8 divisors (see below), whose sum is σ = 70611264. Its totient is φ = 63523680.

The previous prime is 67040089. The next prime is 67040119. The reversal of 67040101 is 10104076.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 67040101 - 25 = 67040069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67040161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11160 + ... + 16081.

It is an arithmetic number, because the mean of its divisors is an integer number (8826408).

Almost surely, 267040101 is an apocalyptic number.

It is an amenable number.

67040101 is a deficient number, since it is larger than the sum of its proper divisors (3571163).

67040101 is a wasteful number, since it uses less digits than its factorization.

67040101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27371.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 67040101 is about 8187.8019638973. The cubic root of 67040101 is about 406.2358247993.

Adding to 67040101 its reverse (10104076), we get a palindrome (77144177).

The spelling of 67040101 in words is "sixty-seven million, forty thousand, one hundred one".

Divisors: 1 23 107 2461 27241 626543 2914787 67040101