Base | Representation |
---|---|
bin | 101111010101… |
… | …000000101000 |
3 | 212100022222000 |
4 | 233111000220 |
5 | 11134004244 |
6 | 1121531000 |
7 | 210312333 |
oct | 57250050 |
9 | 25308860 |
10 | 12406824 |
11 | 7004481 |
12 | 41a3a60 |
13 | 2755221 |
14 | 190d61a |
15 | 1151169 |
hex | bd5028 |
12406824 has 64 divisors (see below), whose sum is σ = 34992000. Its totient is φ = 4072320.
The previous prime is 12406819. The next prime is 12406837. The reversal of 12406824 is 42860421.
It is a Harshad number since it is a multiple of its sum of digits (27).
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, 14932 + ... + 15740.
It is an arithmetic number, because the mean of its divisors is an integer number (546750).
Almost surely, 212406824 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12406824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17496000).
12406824 is an abundant number, since it is smaller than the sum of its proper divisors (22585176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12406824 is a wasteful number, since it uses less digits than its factorization.
12406824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 895 (or 885 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
The square root of 12406824 is about 3522.3321819499. The cubic root of 12406824 is about 231.5013566870.
The spelling of 12406824 in words is "twelve million, four hundred six thousand, eight hundred twenty-four".
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