Base | Representation |
---|---|
bin | 10010110001110010… |
… | …00000101000111011 |
3 | 222000120200210200100 |
4 | 21120321000220323 |
5 | 131121301240202 |
6 | 4344204410443 |
7 | 504552263430 |
oct | 113071005073 |
9 | 28016623610 |
10 | 10081274427 |
11 | 4303686764 |
12 | 1b54246a23 |
13 | c487a5953 |
14 | 6b8c7bb87 |
15 | 3e00b441c |
hex | 258e40a3b |
10081274427 has 12 divisors (see below), whose sum is σ = 16642103920. Its totient is φ = 5760728208.
The previous prime is 10081274419. The next prime is 10081274459. The reversal of 10081274427 is 72447218001.
10081274427 is a `hidden beast` number, since 100 + 8 + 127 + 4 + 427 = 666.
It is not a de Polignac number, because 10081274427 - 23 = 10081274419 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10081274391 and 10081274400.
It is not an unprimeable number, because it can be changed into a prime (10081274477) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80010052 + ... + 80010177.
Almost surely, 210081274427 is an apocalyptic number.
10081274427 is a deficient number, since it is larger than the sum of its proper divisors (6560829493).
10081274427 is a wasteful number, since it uses less digits than its factorization.
10081274427 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160020242 (or 160020239 counting only the distinct ones).
The product of its (nonzero) digits is 25088, while the sum is 36.
The spelling of 10081274427 in words is "ten billion, eighty-one million, two hundred seventy-four thousand, four hundred twenty-seven".
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