Base | Representation |
---|---|
bin | 10000010011111… |
… | …01110010011001 |
3 | 100112110200121200 |
4 | 20021331302121 |
5 | 240012030410 |
6 | 21324424413 |
7 | 3251015406 |
oct | 1011756231 |
9 | 315420550 |
10 | 136830105 |
11 | 70267535 |
12 | 399a8109 |
13 | 2246a579 |
14 | 1425b2ad |
15 | c02c3c0 |
hex | 827dc99 |
136830105 has 48 divisors (see below), whose sum is σ = 251012736. Its totient is φ = 68808960.
The previous prime is 136830103. The next prime is 136830119. The reversal of 136830105 is 501038631.
136830105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 136830105 - 21 = 136830103 is a prime.
It is a super-2 number, since 2×1368301052 = 37444955268622050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (136830103) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74650 + ... + 76460.
It is an arithmetic number, because the mean of its divisors is an integer number (5229432).
Almost surely, 2136830105 is an apocalyptic number.
136830105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
136830105 is a deficient number, since it is larger than the sum of its proper divisors (114182631).
136830105 is a wasteful number, since it uses less digits than its factorization.
136830105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1918 (or 1915 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 136830105 is about 11697.4401045699. The cubic root of 136830105 is about 515.3004875992.
Adding to 136830105 its reverse (501038631), we get a palindrome (637868736).
The spelling of 136830105 in words is "one hundred thirty-six million, eight hundred thirty thousand, one hundred five".
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