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63268121 = 723338791
BaseRepresentation
bin1111000101011…
…0010100011001
311102001100112202
43301112110121
5112144034441
610140015545
71365525110
oct361262431
9142040482
1063268121
1132793304
12192315b5
1310152677
14858cc77
15584b19b
hex3c56519

63268121 has 8 divisors (see below), whose sum is σ = 72618624. Its totient is φ = 53995680.

The previous prime is 63268109. The next prime is 63268129. The reversal of 63268121 is 12186236.

63268121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 63268121 - 210 = 63267097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63268129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17765 + ... + 21026.

It is an arithmetic number, because the mean of its divisors is an integer number (9077328).

Almost surely, 263268121 is an apocalyptic number.

It is an amenable number.

63268121 is a deficient number, since it is larger than the sum of its proper divisors (9350503).

63268121 is a wasteful number, since it uses less digits than its factorization.

63268121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39031.

The product of its digits is 3456, while the sum is 29.

The square root of 63268121 is about 7954.1260362154. The cubic root of 63268121 is about 398.4694027337.

The spelling of 63268121 in words is "sixty-three million, two hundred sixty-eight thousand, one hundred twenty-one".

Divisors: 1 7 233 1631 38791 271537 9038303 63268121