Base | Representation |
---|---|
bin | 10100010110101111… |
… | …01101001010010101 |
3 | 1001012121022011100010 |
4 | 22023113231022111 |
5 | 134340103310114 |
6 | 5004220510433 |
7 | 534545004441 |
oct | 121327551225 |
9 | 31177264303 |
10 | 10928181909 |
11 | 46a87458a7 |
12 | 214b9ab419 |
13 | 10520a0438 |
14 | 759537821 |
15 | 43e604c59 |
hex | 28b5ed295 |
10928181909 has 8 divisors (see below), whose sum is σ = 14571706912. Its totient is φ = 7285055760.
The previous prime is 10928181881. The next prime is 10928181917. The reversal of 10928181909 is 90918182901.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10928181909 - 25 = 10928181877 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10928185909) 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, 28519 + ... + 150564.
It is an arithmetic number, because the mean of its divisors is an integer number (1821463364).
Almost surely, 210928181909 is an apocalyptic number.
It is an amenable number.
10928181909 is a deficient number, since it is larger than the sum of its proper divisors (3643525003).
10928181909 is a wasteful number, since it uses less digits than its factorization.
10928181909 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199427.
The product of its (nonzero) digits is 93312, while the sum is 48.
The spelling of 10928181909 in words is "ten billion, nine hundred twenty-eight million, one hundred eighty-one thousand, nine hundred nine".
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