Base | Representation |
---|---|
bin | 1111100110001… |
… | …11011000101001 |
3 | 100010012100212211 |
4 | 13303013120221 |
5 | 231443340410 |
6 | 20552205121 |
7 | 3146060014 |
oct | 763073051 |
9 | 303170784 |
10 | 130840105 |
11 | 67946120 |
12 | 379997a1 |
13 | 21150ca6 |
14 | 1353c37b |
15 | b74768a |
hex | 7cc7629 |
130840105 has 16 divisors (see below), whose sum is σ = 172009728. Its totient is φ = 94752000.
The previous prime is 130840097. The next prime is 130840117. The reversal of 130840105 is 501048031.
It is not a de Polignac number, because 130840105 - 23 = 130840097 is a prime.
It is a super-2 number, since 2×1308401052 = 34238266152822050, which contains 22 as substring.
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, 8320 + ... + 18190.
It is an arithmetic number, because the mean of its divisors is an integer number (10750608).
Almost surely, 2130840105 is an apocalyptic number.
It is an amenable number.
130840105 is a deficient number, since it is larger than the sum of its proper divisors (41169623).
130840105 is a wasteful number, since it uses less digits than its factorization.
130840105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10128.
The product of its (nonzero) digits is 480, while the sum is 22.
The square root of 130840105 is about 11438.5359640122. The cubic root of 130840105 is about 507.6685908048.
Adding to 130840105 its reverse (501048031), we get a palindrome (631888136).
The spelling of 130840105 in words is "one hundred thirty million, eight hundred forty thousand, one hundred five".
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