Base | Representation |
---|---|
bin | 100010000111111… |
… | …1100011001000100 |
3 | 2221210120120011101 |
4 | 1010033330121010 |
5 | 4321111431322 |
6 | 305341545444 |
7 | 40242411334 |
oct | 10417743104 |
9 | 2853516141 |
10 | 1145030212 |
11 | 538381167 |
12 | 27b575284 |
13 | 1532b8c91 |
14 | ac1010c4 |
15 | 6a7cd327 |
hex | 443fc644 |
1145030212 has 24 divisors (see below), whose sum is σ = 2132978400. Its totient is φ = 536285376.
The previous prime is 1145030209. The next prime is 1145030221. The reversal of 1145030212 is 2120305411.
It is a super-2 number, since 2×11450302122 = 2622188372785529888, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a self number, because there is not a number n which added to its sum of digits gives 1145030212.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77878 + ... + 91405.
It is an arithmetic number, because the mean of its divisors is an integer number (88874100).
Almost surely, 21145030212 is an apocalyptic number.
It is an amenable number.
1145030212 is a deficient number, since it is larger than the sum of its proper divisors (987948188).
1145030212 is a wasteful number, since it uses less digits than its factorization.
1145030212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 169395 (or 169393 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 1145030212 is about 33838.2950516128. The cubic root of 1145030212 is about 1046.1781579508.
Adding to 1145030212 its reverse (2120305411), we get a palindrome (3265335623).
The spelling of 1145030212 in words is "one billion, one hundred forty-five million, thirty thousand, two hundred twelve".
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