Base | Representation |
---|---|
bin | 100110111100110… |
… | …1100010110010000 |
3 | 10101002021221002100 |
4 | 1031321230112100 |
5 | 10134041010423 |
6 | 333404520400 |
7 | 44250025446 |
oct | 11571542620 |
9 | 3332257070 |
10 | 1306969488 |
11 | 610828580 |
12 | 305850100 |
13 | 17aa08336 |
14 | c5816b96 |
15 | 79b1a343 |
hex | 4de6c590 |
1306969488 has 60 divisors (see below), whose sum is σ = 3990222288. Its totient is φ = 396050880.
The previous prime is 1306969471. The next prime is 1306969493. The reversal of 1306969488 is 8849696031.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 410970 + ... + 414137.
Almost surely, 21306969488 is an apocalyptic number.
1306969488 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
1306969488 is an abundant number, since it is smaller than the sum of its proper divisors (2683252800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1306969488 is a wasteful number, since it uses less digits than its factorization.
1306969488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 825132 (or 825123 counting only the distinct ones).
The product of its (nonzero) digits is 2239488, while the sum is 54.
The square root of 1306969488 is about 36152.0329718814. The cubic root of 1306969488 is about 1093.3397796897.
The spelling of 1306969488 in words is "one billion, three hundred six million, nine hundred sixty-nine thousand, four hundred eighty-eight".
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