Base | Representation |
---|---|
bin | 11110100111100100… |
… | …10101001101011011 |
3 | 1120102121011102022001 |
4 | 33103302111031123 |
5 | 232131122313124 |
6 | 11315045141431 |
7 | 1121231306245 |
oct | 172362251533 |
9 | 46377142261 |
10 | 16438088539 |
11 | 6a75966244 |
12 | 32290ba877 |
13 | 171c772312 |
14 | b1d20d095 |
15 | 6631ceb44 |
hex | 3d3c9535b |
16438088539 has 2 divisors, whose sum is σ = 16438088540. Its totient is φ = 16438088538.
The previous prime is 16438088503. The next prime is 16438088543. The reversal of 16438088539 is 93588083461.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 16438088539 - 219 = 16437564251 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 16438088539.
It is not a weakly prime, because it can be changed into another prime (16438088039) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8219044269 + 8219044270.
It is an arithmetic number, because the mean of its divisors is an integer number (8219044270).
Almost surely, 216438088539 is an apocalyptic number.
16438088539 is a deficient number, since it is larger than the sum of its proper divisors (1).
16438088539 is an equidigital number, since it uses as much as digits as its factorization.
16438088539 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4976640, while the sum is 55.
The spelling of 16438088539 in words is "sixteen billion, four hundred thirty-eight million, eighty-eight thousand, five hundred thirty-nine".
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