Base | Representation |
---|---|
bin | 11010001000010011… |
… | …11011110110011010 |
3 | 1100012122211101002110 |
4 | 31010021323312122 |
5 | 212212224411033 |
6 | 10240004213150 |
7 | 1004431032024 |
oct | 150411736632 |
9 | 40178741073 |
10 | 14028357018 |
11 | 5a49707295 |
12 | 287609a1b6 |
13 | 142745a090 |
14 | 971179014 |
15 | 571885363 |
hex | 34427bd9a |
14028357018 has 64 divisors (see below), whose sum is σ = 31632556032. Its totient is φ = 4115136960.
The previous prime is 14028356999. The next prime is 14028357043. The reversal of 14028357018 is 81075382041.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 538023 + ... + 563493.
It is an arithmetic number, because the mean of its divisors is an integer number (494258688).
Almost surely, 214028357018 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 14028357018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15816278016).
14028357018 is an abundant number, since it is smaller than the sum of its proper divisors (17604199014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14028357018 is a wasteful number, since it uses less digits than its factorization.
14028357018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25819.
The product of its (nonzero) digits is 53760, while the sum is 39.
The spelling of 14028357018 in words is "fourteen billion, twenty-eight million, three hundred fifty-seven thousand, eighteen".
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