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64206214 = 253605719
BaseRepresentation
bin1111010011101…
…1010110000110
311110211000100221
43310323112012
5112414044324
610212054554
71406513062
oct364732606
9143730327
1064206214
1133274096
121960445a
13103c0657
148754aa2
1559840e4
hex3d3b586

64206214 has 8 divisors (see below), whose sum is σ = 98126640. Its totient is φ = 31497336.

The previous prime is 64206199. The next prime is 64206217. The reversal of 64206214 is 41260246.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64206217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302754 + ... + 302965.

It is an arithmetic number, because the mean of its divisors is an integer number (12265830).

Almost surely, 264206214 is an apocalyptic number.

64206214 is a deficient number, since it is larger than the sum of its proper divisors (33920426).

64206214 is a wasteful number, since it uses less digits than its factorization.

64206214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605774.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 64206214 is about 8012.8780098040. The cubic root of 64206214 is about 400.4291519069.

The spelling of 64206214 in words is "sixty-four million, two hundred six thousand, two hundred fourteen".

Divisors: 1 2 53 106 605719 1211438 32103107 64206214