Base | Representation |
---|---|
bin | 1000100111001… |
… | …01001110000000 |
3 | 12000221021110102 |
4 | 10103211032000 |
5 | 121443221143 |
6 | 11100221532 |
7 | 1535022134 |
oct | 423451600 |
9 | 160837412 |
10 | 72242048 |
11 | 3786257a |
12 | 2023a8a8 |
13 | 11c75198 |
14 | 98473c4 |
15 | 65200b8 |
hex | 44e5380 |
72242048 has 16 divisors (see below), whose sum is σ = 143919960. Its totient is φ = 36120960.
The previous prime is 72242033. The next prime is 72242077. The reversal of 72242048 is 84024227.
It is a tau number, because it is divible by the number of its divisors (16).
It is a self number, because there is not a number n which added to its sum of digits gives 72242048.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282068 + ... + 282323.
Almost surely, 272242048 is an apocalyptic number.
It is an amenable number.
72242048 is a deficient number, since it is larger than the sum of its proper divisors (71677912).
72242048 is an equidigital number, since it uses as much as digits as its factorization.
72242048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 564405 (or 564393 counting only the distinct ones).
The product of its (nonzero) digits is 7168, while the sum is 29.
The square root of 72242048 is about 8499.5322224226. The cubic root of 72242048 is about 416.4824284849.
The spelling of 72242048 in words is "seventy-two million, two hundred forty-two thousand, forty-eight".
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