Base | Representation |
---|---|
bin | 111111000101100011… |
… | …101010101011111001 |
3 | 20110211211211021000002 |
4 | 333011203222223321 |
5 | 2102212134031443 |
6 | 51041401122345 |
7 | 4615430516000 |
oct | 770543525371 |
9 | 213754737002 |
10 | 67738970873 |
11 | 26800979462 |
12 | 111657893b5 |
13 | 6506b987b2 |
14 | 33c860dc37 |
15 | 1b66d8b2b8 |
hex | fc58eaaf9 |
67738970873 has 8 divisors (see below), whose sum is σ = 78995884800. Its totient is φ = 58061974740.
The previous prime is 67738970869. The next prime is 67738970903. The reversal of 67738970873 is 37807983776.
It is not a de Polignac number, because 67738970873 - 22 = 67738970869 is a prime.
It is not an unprimeable number, because it can be changed into a prime (67738970863) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98744513 + ... + 98745198.
It is an arithmetic number, because the mean of its divisors is an integer number (9874485600).
Almost surely, 267738970873 is an apocalyptic number.
It is an amenable number.
67738970873 is a deficient number, since it is larger than the sum of its proper divisors (11256913927).
67738970873 is an equidigital number, since it uses as much as digits as its factorization.
67738970873 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197489732 (or 197489718 counting only the distinct ones).
The product of its (nonzero) digits is 74680704, while the sum is 65.
The spelling of 67738970873 in words is "sixty-seven billion, seven hundred thirty-eight million, nine hundred seventy thousand, eight hundred seventy-three".
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