Base | Representation |
---|---|
bin | 100110111110111… |
… | …1000110011011100 |
3 | 10101011100210110010 |
4 | 1031331320303130 |
5 | 10134331202314 |
6 | 333444243220 |
7 | 44262255330 |
oct | 11575706334 |
9 | 3334323403 |
10 | 1308069084 |
11 | 611409733 |
12 | 3060a0510 |
13 | 17b00199a |
14 | c5a217c0 |
15 | 79c86059 |
hex | 4df78cdc |
1308069084 has 48 divisors (see below), whose sum is σ = 3573271296. Its totient is φ = 364617600.
The previous prime is 1308069031. The next prime is 1308069143. The reversal of 1308069084 is 4809608031.
It is a super-2 number, since 2×13080690842 = 3422089457033198112, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186462 + ... + 193349.
It is an arithmetic number, because the mean of its divisors is an integer number (74443152).
Almost surely, 21308069084 is an apocalyptic number.
1308069084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1308069084 is an abundant number, since it is smaller than the sum of its proper divisors (2265202212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1308069084 is a wasteful number, since it uses less digits than its factorization.
1308069084 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 379866 (or 379864 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 1308069084 is about 36167.2377159219. The cubic root of 1308069084 is about 1093.6463145292.
The spelling of 1308069084 in words is "one billion, three hundred eight million, sixty-nine thousand, eighty-four".
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