Base | Representation |
---|---|
bin | 10000010001110… |
… | …01000100100101 |
3 | 100111221101112020 |
4 | 20020321010211 |
5 | 234424024040 |
6 | 21314413353 |
7 | 3245434002 |
oct | 1010710445 |
9 | 314841466 |
10 | 136548645 |
11 | 70095022 |
12 | 39891259 |
13 | 2239c41c |
14 | 141c68a9 |
15 | bec3cd0 |
hex | 8239125 |
136548645 has 32 divisors (see below), whose sum is σ = 227794944. Its totient is φ = 69768000.
The previous prime is 136548619. The next prime is 136548647. The reversal of 136548645 is 546845631.
It is not a de Polignac number, because 136548645 - 212 = 136544549 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 136548597 and 136548606.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (136548647) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46470 + ... + 49320.
It is an arithmetic number, because the mean of its divisors is an integer number (7118592).
Almost surely, 2136548645 is an apocalyptic number.
136548645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
136548645 is a deficient number, since it is larger than the sum of its proper divisors (91246299).
136548645 is a wasteful number, since it uses less digits than its factorization.
136548645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2993.
The product of its digits is 345600, while the sum is 42.
The square root of 136548645 is about 11685.4030739209. The cubic root of 136548645 is about 514.9469200957.
The spelling of 136548645 in words is "one hundred thirty-six million, five hundred forty-eight thousand, six hundred forty-five".
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