Base | Representation |
---|---|
bin | 11111110001000001011… |
… | …11011000011010010001 |
3 | 10212100021111012220110201 |
4 | 33320200233120122101 |
5 | 120340313033003344 |
6 | 2153225335055201 |
7 | 141566445203110 |
oct | 17704057303221 |
9 | 3770244186421 |
10 | 1091470984849 |
11 | 390987a09743 |
12 | 15764b511501 |
13 | 7bc04a9144b |
14 | 3ab82853c77 |
15 | 1d5d1d0a4d4 |
hex | fe20bd8691 |
1091470984849 has 8 divisors (see below), whose sum is σ = 1256917514688. Its totient is φ = 928404980880.
The previous prime is 1091470984847. The next prime is 1091470984873. The reversal of 1091470984849 is 9484890741901.
1091470984849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1091470984849 - 21 = 1091470984847 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1091470984841) 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, 595130482 + ... + 595132315.
It is an arithmetic number, because the mean of its divisors is an integer number (157114689336).
Almost surely, 21091470984849 is an apocalyptic number.
It is an amenable number.
1091470984849 is a deficient number, since it is larger than the sum of its proper divisors (165446529839).
1091470984849 is a wasteful number, since it uses less digits than its factorization.
1091470984849 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1190262935.
The product of its (nonzero) digits is 20901888, while the sum is 64.
The spelling of 1091470984849 in words is "one trillion, ninety-one billion, four hundred seventy million, nine hundred eighty-four thousand, eight hundred forty-nine".
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