Base | Representation |
---|---|
bin | 10111100011111000… |
… | …10011001110010000 |
3 | 1012122112102100222021 |
4 | 23301330103032100 |
5 | 201401124113044 |
6 | 5451053021224 |
7 | 625312105531 |
oct | 136174231620 |
9 | 35575370867 |
10 | 12649051024 |
11 | 5401072285 |
12 | 2550184814 |
13 | 126777589c |
14 | 87dcd2688 |
15 | 4e072be84 |
hex | 2f1f13390 |
12649051024 has 45 divisors (see below), whose sum is σ = 25351555131. Its totient is φ = 6113760480.
The previous prime is 12649051021. The next prime is 12649051031. The reversal of 12649051024 is 42015094621.
The square root of 12649051024 is 112468.
It is a perfect power (a square), and thus also a powerful number.
12649051024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (12649051021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13945579 + ... + 13946485.
Almost surely, 212649051024 is an apocalyptic number.
12649051024 is the 112468-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12649051024
12649051024 is an abundant number, since it is smaller than the sum of its proper divisors (12702504107).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12649051024 is an frugal number, since it uses more digits than its factorization.
12649051024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1884 (or 940 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 34.
The spelling of 12649051024 in words is "twelve billion, six hundred forty-nine million, fifty-one thousand, twenty-four".
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