Base | Representation |
---|---|
bin | 110000100100… |
… | …111010000101 |
3 | 212221221212210 |
4 | 300210322011 |
5 | 11224442320 |
6 | 1132534033 |
7 | 213144420 |
oct | 60447205 |
9 | 25857783 |
10 | 12734085 |
11 | 7208341 |
12 | 4321319 |
13 | 283b180 |
14 | 19969b7 |
15 | 11b80e0 |
hex | c24e85 |
12734085 has 64 divisors (see below), whose sum is σ = 26449920. Its totient is φ = 5080320.
The previous prime is 12734081. The next prime is 12734107. The reversal of 12734085 is 58043721.
It is not a de Polignac number, because 12734085 - 22 = 12734081 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12734081) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25690 + ... + 26180.
It is an arithmetic number, because the mean of its divisors is an integer number (413280).
Almost surely, 212734085 is an apocalyptic number.
12734085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12734085 is an abundant number, since it is smaller than the sum of its proper divisors (13715835).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12734085 is a wasteful number, since it uses less digits than its factorization.
12734085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 538.
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 12734085 is about 3568.4849726460. The cubic root of 12734085 is about 233.5191931853.
The spelling of 12734085 in words is "twelve million, seven hundred thirty-four thousand, eighty-five".
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