Base | Representation |
---|---|
bin | 111100001001011… |
… | …100100011001000 |
3 | 2121022211001120112 |
4 | 330021130203020 |
5 | 4031312443232 |
6 | 244044413452 |
7 | 34002200210 |
oct | 7411344310 |
9 | 2538731515 |
10 | 1009109192 |
11 | 478685743 |
12 | 241b47288 |
13 | 1310a9440 |
14 | 9803d240 |
15 | 5d8d04b2 |
hex | 3c25c8c8 |
1009109192 has 32 divisors (see below), whose sum is σ = 2328715200. Its totient is φ = 399207744.
The previous prime is 1009109161. The next prime is 1009109207. The reversal of 1009109192 is 2919019001.
It is a super-2 number, since 2×10091091922 = 2036602722757785728, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 692342 + ... + 693797.
It is an arithmetic number, because the mean of its divisors is an integer number (72772350).
Almost surely, 21009109192 is an apocalyptic number.
It is an amenable number.
1009109192 is an abundant number, since it is smaller than the sum of its proper divisors (1319606008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1009109192 is a wasteful number, since it uses less digits than its factorization.
1009109192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1386165 (or 1386161 counting only the distinct ones).
The product of its (nonzero) digits is 1458, while the sum is 32.
The square root of 1009109192 is about 31766.4790620553. The cubic root of 1009109192 is about 1003.0272240009.
The spelling of 1009109192 in words is "one billion, nine million, one hundred nine thousand, one hundred ninety-two".
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