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67696201 = 99168311
BaseRepresentation
bin1000000100011…
…11011001001001
311201101022201201
410002033121021
5114312234301
610414544201
71451260006
oct402173111
9151338651
1067696201
1135238181
121a808061
1311043031
148dc28ad
155e23201
hex408f649

67696201 has 4 divisors (see below), whose sum is σ = 67765504. Its totient is φ = 67626900.

The previous prime is 67696163. The next prime is 67696217. The reversal of 67696201 is 10269676.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 67696201 - 27 = 67696073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67696241) 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 3 ways as a sum of consecutive naturals, for example, 33165 + ... + 35146.

It is an arithmetic number, because the mean of its divisors is an integer number (16941376).

Almost surely, 267696201 is an apocalyptic number.

It is an amenable number.

67696201 is a deficient number, since it is larger than the sum of its proper divisors (69303).

67696201 is an equidigital number, since it uses as much as digits as its factorization.

67696201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69302.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 67696201 is about 8227.7701110325. The cubic root of 67696201 is about 407.5567582502.

The spelling of 67696201 in words is "sixty-seven million, six hundred ninety-six thousand, two hundred one".

Divisors: 1 991 68311 67696201