Base | Representation |
---|---|
bin | 101110000100… |
… | …001010001100 |
3 | 211201111200200 |
4 | 232010022030 |
5 | 11042410120 |
6 | 1110453500 |
7 | 204433002 |
oct | 56041214 |
9 | 24644620 |
10 | 12075660 |
11 | 68a8693 |
12 | 4064290 |
13 | 266a57c |
14 | 1864a72 |
15 | 10d7e90 |
hex | b8428c |
12075660 has 72 divisors (see below), whose sum is σ = 37171680. Its totient is φ = 3172608.
The previous prime is 12075643. The next prime is 12075671. The reversal of 12075660 is 6657021.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12681 + ... + 13599.
Almost surely, 212075660 is an apocalyptic number.
12075660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12075660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18585840).
12075660 is an abundant number, since it is smaller than the sum of its proper divisors (25096020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12075660 is a wasteful number, since it uses less digits than its factorization.
12075660 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1007 (or 1002 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The square root of 12075660 is about 3475.0050359676. The cubic root of 12075660 is about 229.4230023501.
The spelling of 12075660 in words is "twelve million, seventy-five thousand, six hundred sixty".
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