Base | Representation |
---|---|
bin | 11010001111010… |
… | …11000001000100 |
3 | 120100012000000212 |
4 | 31013223001010 |
5 | 422322140022 |
6 | 33501454552 |
7 | 5311642505 |
oct | 1507530104 |
9 | 510160025 |
10 | 220115012 |
11 | 103281737 |
12 | 61871458 |
13 | 367aab90 |
14 | 2133abac |
15 | 144ce3e2 |
hex | d1eb044 |
220115012 has 24 divisors (see below), whose sum is σ = 415240896. Its totient is φ = 101491488.
The previous prime is 220115011. The next prime is 220115069. The reversal of 220115012 is 210511022.
It is not an unprimeable number, because it can be changed into a prime (220115011) 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, 89633 + ... + 92055.
It is an arithmetic number, because the mean of its divisors is an integer number (17301704).
Almost surely, 2220115012 is an apocalyptic number.
It is an amenable number.
220115012 is a deficient number, since it is larger than the sum of its proper divisors (195125884).
220115012 is a wasteful number, since it uses less digits than its factorization.
220115012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4187 (or 4185 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 14.
The square root of 220115012 is about 14836.2735213395. The cubic root of 220115012 is about 603.7862531830.
Adding to 220115012 its reverse (210511022), we get a palindrome (430626034).
The spelling of 220115012 in words is "two hundred twenty million, one hundred fifteen thousand, twelve".
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