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64085107 = 2310212729
BaseRepresentation
bin1111010001110…
…1110001110011
311110120212020111
43310131301303
5112401210412
610205322151
71405500022
oct364356163
9143525214
1064085107
11331a10a9
1219566357
131037a4a8
1487228b9
15595d2a7
hex3d1dc73

64085107 has 8 divisors (see below), whose sum is σ = 66961440. Its totient is φ = 61216320.

The previous prime is 64085101. The next prime is 64085113. The reversal of 64085107 is 70158046.

It is an interprime number because it is at equal distance from previous prime (64085101) and next prime (64085113).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-64085107 is a prime.

It is a Duffinian 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 in 7 ways as a sum of consecutive naturals, for example, 22119 + ... + 24847.

It is an arithmetic number, because the mean of its divisors is an integer number (8370180).

Almost surely, 264085107 is an apocalyptic number.

64085107 is a deficient number, since it is larger than the sum of its proper divisors (2876333).

64085107 is a wasteful number, since it uses less digits than its factorization.

64085107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 64085107 is about 8005.3174203151. The cubic root of 64085107 is about 400.1772277142.

The spelling of 64085107 in words is "sixty-four million, eighty-five thousand, one hundred seven".

Divisors: 1 23 1021 2729 23483 62767 2786309 64085107