Base | Representation |
---|---|
bin | 110000100010010011… |
… | …110010111010000001 |
3 | 11222111222222120220210 |
4 | 300202103302322001 |
5 | 1323212444102040 |
6 | 35535202024333 |
7 | 3523315036110 |
oct | 604223627201 |
9 | 158458876823 |
10 | 52115222145 |
11 | 20113758828 |
12 | a1253480a9 |
13 | 4bb705a36c |
14 | 274561dc77 |
15 | 1550417480 |
hex | c224f2e81 |
52115222145 has 32 divisors (see below), whose sum is σ = 95349030912. Its totient is φ = 23810945472.
The previous prime is 52115222141. The next prime is 52115222161. The reversal of 52115222145 is 54122251125.
It is not a de Polignac number, because 52115222145 - 22 = 52115222141 is a prime.
It is not an unprimeable number, because it can be changed into a prime (52115222141) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55284 + ... + 327546.
It is an arithmetic number, because the mean of its divisors is an integer number (2979657216).
Almost surely, 252115222145 is an apocalyptic number.
It is an amenable number.
52115222145 is a deficient number, since it is larger than the sum of its proper divisors (43233808767).
52115222145 is a wasteful number, since it uses less digits than its factorization.
52115222145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274101.
The product of its digits is 8000, while the sum is 30.
The spelling of 52115222145 in words is "fifty-two billion, one hundred fifteen million, two hundred twenty-two thousand, one hundred forty-five".
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