Base | Representation |
---|---|
bin | 100000100101100001… |
… | …1111001000101100100 |
3 | 20200121221102202202020 |
4 | 1001023003321011210 |
5 | 2121304032210241 |
6 | 52051532143140 |
7 | 5025065612442 |
oct | 1011303710544 |
9 | 220557382666 |
10 | 69978788196 |
11 | 27750224359 |
12 | 1168b907ab0 |
13 | 67a2c2b7a5 |
14 | 355bc93b92 |
15 | 1c48820b66 |
hex | 104b0f9164 |
69978788196 has 24 divisors (see below), whose sum is σ = 163289650944. Its totient is φ = 23325432480.
The previous prime is 69978788183. The next prime is 69978788221. The reversal of 69978788196 is 69188787996.
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, 315006 + ... + 489066.
It is an arithmetic number, because the mean of its divisors is an integer number (6803735456).
Almost surely, 269978788196 is an apocalyptic number.
It is an amenable number.
69978788196 is an abundant number, since it is smaller than the sum of its proper divisors (93310862748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69978788196 is a wasteful number, since it uses less digits than its factorization.
69978788196 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207571 (or 207569 counting only the distinct ones).
The product of its digits is 658409472, while the sum is 78.
The spelling of 69978788196 in words is "sixty-nine billion, nine hundred seventy-eight million, seven hundred eighty-eight thousand, one hundred ninety-six".
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