Base | Representation |
---|---|
bin | 1100110011101110110010… |
… | …00000110101110001101000 |
3 | 10200201121200221121020002001 |
4 | 12121313121000311301220 |
5 | 12142431414301423013 |
6 | 135523055112220344 |
7 | 5634623221011631 |
oct | 631673100656150 |
9 | 120647627536061 |
10 | 28165741436008 |
11 | 8a7a029841270 |
12 | 31aa86199a6b4 |
13 | 129403078cb07 |
14 | 6d532cb54888 |
15 | 33c9c7849ddd |
hex | 199dd9035c68 |
28165741436008 has 32 divisors (see below), whose sum is σ = 57623774724000. Its totient is φ = 12799936215360.
The previous prime is 28165741436003. The next prime is 28165741436051. The reversal of 28165741436008 is 80063414756182.
It is a self number, because there is not a number n which added to its sum of digits gives 28165741436008.
It is not an unprimeable number, because it can be changed into a prime (28165741436003) 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, 32995278 + ... + 33838141.
It is an arithmetic number, because the mean of its divisors is an integer number (1800742960125).
Almost surely, 228165741436008 is an apocalyptic number.
It is an amenable number.
28165741436008 is an abundant number, since it is smaller than the sum of its proper divisors (29458033287992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28165741436008 is a wasteful number, since it uses less digits than its factorization.
28165741436008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66838225 (or 66838221 counting only the distinct ones).
The product of its (nonzero) digits is 7741440, while the sum is 55.
The spelling of 28165741436008 in words is "twenty-eight trillion, one hundred sixty-five billion, seven hundred forty-one million, four hundred thirty-six thousand, eight".
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