Base | Representation |
---|---|
bin | 1101110001111010110111… |
… | …00000011100001110100101 |
3 | 10222021220010101022220121200 |
4 | 12320331123200130032211 |
5 | 12432434040023113130 |
6 | 144240442340233113 |
7 | 6245166633632352 |
oct | 670753340341645 |
9 | 128256111286550 |
10 | 30302529504165 |
11 | 9723259a13266 |
12 | 34949bb99b799 |
13 | 13ba69332a689 |
14 | 76a91641d629 |
15 | 378389590760 |
hex | 1b8f5b81c3a5 |
30302529504165 has 24 divisors (see below), whose sum is σ = 52526019544440. Its totient is φ = 16160845970304.
The previous prime is 30302529504161. The next prime is 30302529504179. The reversal of 30302529504165 is 56140592520303.
30302529504165 is a `hidden beast` number, since 3 + 0 + 30 + 2 + 52 + 9 + 504 + 1 + 65 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 10140696326916 + 20161833177249 = 3184446^2 + 4490193^2 .
It is not a de Polignac number, because 30302529504165 - 22 = 30302529504161 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
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 30302529504165.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30302529504161) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9017350 + ... + 11912919.
It is an arithmetic number, because the mean of its divisors is an integer number (2188584147685).
Almost surely, 230302529504165 is an apocalyptic number.
It is an amenable number.
30302529504165 is a deficient number, since it is larger than the sum of its proper divisors (22223490040275).
30302529504165 is a wasteful number, since it uses less digits than its factorization.
30302529504165 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20962453 (or 20962450 counting only the distinct ones).
The product of its (nonzero) digits is 972000, while the sum is 45.
The spelling of 30302529504165 in words is "thirty trillion, three hundred two billion, five hundred twenty-nine million, five hundred four thousand, one hundred sixty-five".
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