Base | Representation |
---|---|
bin | 1100111000011… |
… | …11001001111111 |
3 | 21112100021212111 |
4 | 12130033021333 |
5 | 210131043112 |
6 | 14420114451 |
7 | 2451353332 |
oct | 634171177 |
9 | 245307774 |
10 | 108065407 |
11 | 5600015a |
12 | 30235a27 |
13 | 19508938 |
14 | 104d0619 |
15 | 97495a7 |
hex | 670f27f |
108065407 has 16 divisors (see below), whose sum is σ = 117040000. Its totient is φ = 99447264.
The previous prime is 108065401. The next prime is 108065417. The reversal of 108065407 is 704560801.
It is a cyclic number.
It is not a de Polignac number, because 108065407 - 211 = 108063359 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (108065401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284944 + ... + 285322.
It is an arithmetic number, because the mean of its divisors is an integer number (7315000).
Almost surely, 2108065407 is an apocalyptic number.
108065407 is a deficient number, since it is larger than the sum of its proper divisors (8974593).
108065407 is a wasteful number, since it uses less digits than its factorization.
108065407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 790.
The product of its (nonzero) digits is 6720, while the sum is 31.
The square root of 108065407 is about 10395.4512648562. The cubic root of 108065407 is about 476.3164324309.
The spelling of 108065407 in words is "one hundred eight million, sixty-five thousand, four hundred seven".
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