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64085108 = 2216021277
BaseRepresentation
bin1111010001110…
…1110001110100
311110120212020112
43310131301310
5112401210413
610205322152
71405500023
oct364356164
9143525215
1064085108
11331a10aa
1219566358
131037a4a9
1487228ba
15595d2a8
hex3d1dc74

64085108 has 6 divisors (see below), whose sum is σ = 112148946. Its totient is φ = 32042552.

The previous prime is 64085101. The next prime is 64085113. The reversal of 64085108 is 80158046.

It can be written as a sum of positive squares in only one way, i.e., 61811044 + 2274064 = 7862^2 + 1508^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64085101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8010635 + ... + 8010642.

It is an arithmetic number, because the mean of its divisors is an integer number (18691491).

Almost surely, 264085108 is an apocalyptic number.

It is an amenable number.

64085108 is a deficient number, since it is larger than the sum of its proper divisors (48063838).

64085108 is a wasteful number, since it uses less digits than its factorization.

64085108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16021281 (or 16021279 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 64085108 is about 8005.3174827736. The cubic root of 64085108 is about 400.1772297957.

The spelling of 64085108 in words is "sixty-four million, eighty-five thousand, one hundred eight".

Divisors: 1 2 4 16021277 32042554 64085108