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63214135 = 512642827
BaseRepresentation
bin1111000100100…
…1001000110111
311101221121111021
43301021020313
5112140323020
610134522011
71365211525
oct361111067
9141847437
1063214135
1132756796
1219206307
1310133c1a
148577315
15583a1aa
hex3c49237

63214135 has 4 divisors (see below), whose sum is σ = 75856968. Its totient is φ = 50571304.

The previous prime is 63214127. The next prime is 63214139. The reversal of 63214135 is 53141236.

63214135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63214135 - 23 = 63214127 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 (63214139) 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 3 ways as a sum of consecutive naturals, for example, 6321409 + ... + 6321418.

It is an arithmetic number, because the mean of its divisors is an integer number (18964242).

Almost surely, 263214135 is an apocalyptic number.

63214135 is a deficient number, since it is larger than the sum of its proper divisors (12642833).

63214135 is a wasteful number, since it uses less digits than its factorization.

63214135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12642832.

The product of its digits is 2160, while the sum is 25.

The square root of 63214135 is about 7950.7317273318. The cubic root of 63214135 is about 398.3560339453.

The spelling of 63214135 in words is "sixty-three million, two hundred fourteen thousand, one hundred thirty-five".

Divisors: 1 5 12642827 63214135