Base | Representation |
---|---|
bin | 11000000100011011… |
… | …01011110001010000 |
3 | 1020100120002211012200 |
4 | 30002031223301100 |
5 | 202431020342342 |
6 | 5534124123200 |
7 | 635135362062 |
oct | 140215536120 |
9 | 36316084180 |
10 | 12922043472 |
11 | 553117a578 |
12 | 2607696500 |
13 | 12ac1a8790 |
14 | 8a8275732 |
15 | 5096a394c |
hex | 30236bc50 |
12922043472 has 240 divisors, whose sum is σ = 41190030336. Its totient is φ = 3753216000.
The previous prime is 12922043423. The next prime is 12922043501. The reversal of 12922043472 is 27434022921.
It is a happy number.
12922043472 is a `hidden beast` number, since 1 + 292 + 20 + 4 + 347 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2376597 + ... + 2382027.
Almost surely, 212922043472 is an apocalyptic number.
12922043472 is a gapful number since it is divisible by the number (12) 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 12922043472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20595015168).
12922043472 is an abundant number, since it is smaller than the sum of its proper divisors (28267986864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12922043472 is a wasteful number, since it uses less digits than its factorization.
12922043472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5530 (or 5521 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The spelling of 12922043472 in words is "twelve billion, nine hundred twenty-two million, forty-three thousand, four hundred seventy-two".
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