Base | Representation |
---|---|
bin | 1100000101000101100… |
… | …1001101010111101100 |
3 | 201211122201000010122100 |
4 | 3001101121031113230 |
5 | 11400002120234233 |
6 | 235200223215100 |
7 | 20664431556600 |
oct | 3012131152754 |
9 | 654581003570 |
10 | 207523993068 |
11 | 8001297a597 |
12 | 34277447490 |
13 | 1675305ac92 |
14 | a08947b500 |
15 | 55e8c95813 |
hex | 305164d5ec |
207523993068 has 108 divisors (see below), whose sum is σ = 610515999912. Its totient is φ = 59263747200.
The previous prime is 207523993049. The next prime is 207523993093. The reversal of 207523993068 is 860399325702.
It is a happy number.
207523993068 is a `hidden beast` number, since 20 + 7 + 523 + 9 + 9 + 30 + 68 = 666.
It is a super-3 number, since 3×2075239930683 (a number of 35 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3742143 + ... + 3797193.
Almost surely, 2207523993068 is an apocalyptic number.
207523993068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 207523993068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (305257999956).
207523993068 is an abundant number, since it is smaller than the sum of its proper divisors (402992006844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
207523993068 is a wasteful number, since it uses less digits than its factorization.
207523993068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57212 (or 57200 counting only the distinct ones).
The product of its (nonzero) digits is 4898880, while the sum is 54.
The spelling of 207523993068 in words is "two hundred seven billion, five hundred twenty-three million, nine hundred ninety-three thousand, sixty-eight".
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