Base | Representation |
---|---|
bin | 100010110101111… |
… | …0111011111111100 |
3 | 10000110220211022120 |
4 | 1011223313133330 |
5 | 4343244034140 |
6 | 312002242540 |
7 | 40654263516 |
oct | 10553673774 |
9 | 3013824276 |
10 | 1169127420 |
11 | 54aa3a80a |
12 | 287656450 |
13 | 1582a5296 |
14 | b13b4bb6 |
15 | 6c98d1d0 |
hex | 45af77fc |
1169127420 has 48 divisors (see below), whose sum is σ = 3307321248. Its totient is φ = 308551680.
The previous prime is 1169127409. The next prime is 1169127439. The reversal of 1169127420 is 247219611.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94621 + ... + 106260.
It is an arithmetic number, because the mean of its divisors is an integer number (68902526).
Almost surely, 21169127420 is an apocalyptic number.
1169127420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1169127420 is an abundant number, since it is smaller than the sum of its proper divisors (2138193828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1169127420 is a wasteful number, since it uses less digits than its factorization.
1169127420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 200990 (or 200988 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 33.
The square root of 1169127420 is about 34192.5053191485. The cubic root of 1169127420 is about 1053.4662228411.
The spelling of 1169127420 in words is "one billion, one hundred sixty-nine million, one hundred twenty-seven thousand, four hundred twenty".
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