Base | Representation |
---|---|
bin | 1110101011111011101110… |
… | …1001100000100100101101 |
3 | 2010011201122000200222021012 |
4 | 3222332323221200210231 |
5 | 4104031430123131011 |
6 | 54202131243315005 |
7 | 3254435523503315 |
oct | 352767351404455 |
9 | 63151560628235 |
10 | 16147930286381 |
11 | 51663317420a3 |
12 | 19896b121ba65 |
13 | 90198802204a |
14 | 3db7c7868445 |
15 | 1d00a0e26a8b |
hex | eafbba6092d |
16147930286381 has 8 divisors (see below), whose sum is σ = 16704861393720. Its totient is φ = 15591006240768.
The previous prime is 16147930286359. The next prime is 16147930286417. The reversal of 16147930286381 is 18368203974161.
It can be written as a sum of positive squares in 4 ways, for example, as 18108008356 + 16129822278025 = 134566^2 + 4016195^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 16147930286381 - 226 = 16147863177517 is a prime.
It is a super-3 number, since 3×161479302863813 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 16147930286381.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16147930286351) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3115565 + ... + 6480941.
It is an arithmetic number, because the mean of its divisors is an integer number (2088107674215).
Almost surely, 216147930286381 is an apocalyptic number.
It is an amenable number.
16147930286381 is a deficient number, since it is larger than the sum of its proper divisors (556931107339).
16147930286381 is a wasteful number, since it uses less digits than its factorization.
16147930286381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3530863.
The product of its (nonzero) digits is 10450944, while the sum is 59.
The spelling of 16147930286381 in words is "sixteen trillion, one hundred forty-seven billion, nine hundred thirty million, two hundred eighty-six thousand, three hundred eighty-one".
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