Base | Representation |
---|---|
bin | 1110111101000011010100… |
… | …0000011101010000101110 |
3 | 2011012211201221010201202210 |
4 | 3233100311000131100232 |
5 | 4123341231133341030 |
6 | 54545210035031250 |
7 | 3314616454035030 |
oct | 357206500352056 |
9 | 64184657121683 |
10 | 16442024121390 |
11 | 526a028a791aa |
12 | 1a166a873b526 |
13 | 92362634a56a |
14 | 40bb26425c50 |
15 | 1d7a64d35bb0 |
hex | ef43501d42e |
16442024121390 has 32 divisors (see below), whose sum is σ = 45098123304960. Its totient is φ = 3758176941984.
The previous prime is 16442024121389. The next prime is 16442024121421. The reversal of 16442024121390 is 9312142024461.
It is a super-4 number, since 4×164420241213904 (a number of 54 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39147676270 + ... + 39147676689.
It is an arithmetic number, because the mean of its divisors is an integer number (1409316353280).
Almost surely, 216442024121390 is an apocalyptic number.
16442024121390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
16442024121390 is an abundant number, since it is smaller than the sum of its proper divisors (28656099183570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16442024121390 is a wasteful number, since it uses less digits than its factorization.
16442024121390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78295352976.
The product of its (nonzero) digits is 82944, while the sum is 39.
The spelling of 16442024121390 in words is "sixteen trillion, four hundred forty-two billion, twenty-four million, one hundred twenty-one thousand, three hundred ninety".
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