Base | Representation |
---|---|
bin | 101000001000100110… |
… | …011101101010100000 |
3 | 11010020021220200110200 |
4 | 220020212131222200 |
5 | 1201224024124124 |
6 | 31444101225200 |
7 | 3053623506120 |
oct | 501046355240 |
9 | 133207820420 |
10 | 43093973664 |
11 | 17304474275 |
12 | 8428102200 |
13 | 40aa07a601 |
14 | 212b476c80 |
15 | 11c343ebc9 |
hex | a0899daa0 |
43093973664 has 144 divisors (see below), whose sum is σ = 140427443520. Its totient is φ = 12279859200.
The previous prime is 43093973653. The next prime is 43093973677. The reversal of 43093973664 is 46637939034.
43093973664 is a `hidden beast` number, since 430 + 93 + 97 + 36 + 6 + 4 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is a self number, because there is not a number n which added to its sum of digits gives 43093973664.
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, 735864 + ... + 792264.
It is an arithmetic number, because the mean of its divisors is an integer number (975190580).
Almost surely, 243093973664 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 43093973664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70213721760).
43093973664 is an abundant number, since it is smaller than the sum of its proper divisors (97333469856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43093973664 is a wasteful number, since it uses less digits than its factorization.
43093973664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56803 (or 56792 counting only the distinct ones).
The product of its (nonzero) digits is 8817984, while the sum is 54.
The spelling of 43093973664 in words is "forty-three billion, ninety-three million, nine hundred seventy-three thousand, six hundred sixty-four".
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