Base | Representation |
---|---|
bin | 100010100101010111… |
… | …0010000111110110001 |
3 | 21002200212111200110000 |
4 | 1011022232100332301 |
5 | 2204100112224233 |
6 | 54041314500213 |
7 | 5236301213430 |
oct | 1051256207661 |
9 | 232625450400 |
10 | 74268086193 |
11 | 29551442434 |
12 | 12488294669 |
13 | 7007771a42 |
14 | 38477d3117 |
15 | 1dea18dd13 |
hex | 114ab90fb1 |
74268086193 has 80 divisors (see below), whose sum is σ = 129360236544. Its totient is φ = 41586864480.
The previous prime is 74268086171. The next prime is 74268086197. The reversal of 74268086193 is 39168086247.
It is not a de Polignac number, because 74268086193 - 28 = 74268085937 is a prime.
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (74268086197) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 6717396 + ... + 6728442.
Almost surely, 274268086193 is an apocalyptic number.
It is an amenable number.
74268086193 is a deficient number, since it is larger than the sum of its proper divisors (55092150351).
74268086193 is a wasteful number, since it uses less digits than its factorization.
74268086193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11304 (or 11295 counting only the distinct ones).
The product of its (nonzero) digits is 3483648, while the sum is 54.
Adding to 74268086193 its sum of digits (54), we get a palindrome (74268086247).
The spelling of 74268086193 in words is "seventy-four billion, two hundred sixty-eight million, eighty-six thousand, one hundred ninety-three".
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