Base | Representation |
---|---|
bin | 1100001011110… |
… | …11010101101001 |
3 | 21010100011110020 |
4 | 12011323111221 |
5 | 202131421230 |
6 | 14050511053 |
7 | 2350554636 |
oct | 605732551 |
9 | 233304406 |
10 | 102217065 |
11 | 52776215 |
12 | 2a295489 |
13 | 1823b992 |
14 | d80b18d |
15 | 8e91810 |
hex | 617b569 |
102217065 has 16 divisors (see below), whose sum is σ = 163817856. Its totient is φ = 54425600.
The previous prime is 102217033. The next prime is 102217079. The reversal of 102217065 is 560712201.
It is not a de Polignac number, because 102217065 - 25 = 102217033 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4300 + ... + 14930.
It is an arithmetic number, because the mean of its divisors is an integer number (10238616).
Almost surely, 2102217065 is an apocalyptic number.
102217065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
102217065 is a deficient number, since it is larger than the sum of its proper divisors (61600791).
102217065 is a wasteful number, since it uses less digits than its factorization.
102217065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11280.
The product of its (nonzero) digits is 840, while the sum is 24.
The square root of 102217065 is about 10110.2455459796. The cubic root of 102217065 is about 467.5640755969.
Adding to 102217065 its reverse (560712201), we get a palindrome (662929266).
The spelling of 102217065 in words is "one hundred two million, two hundred seventeen thousand, sixty-five".
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