Base | Representation |
---|---|
bin | 11011101001100001001… |
… | …100110001110001101001 |
3 | 20201122020201000210021200 |
4 | 123221201030301301221 |
5 | 222112203102100033 |
6 | 4012503440354413 |
7 | 254161632642300 |
oct | 33514114616151 |
9 | 6648221023250 |
10 | 1900006284393 |
11 | 6728740182a8 |
12 | 268298315a09 |
13 | 10a229145209 |
14 | 67d645c7437 |
15 | 346545d5013 |
hex | 1ba61331c69 |
1900006284393 has 36 divisors (see below), whose sum is σ = 3295512350208. Its totient is φ = 1050694711920.
The previous prime is 1900006284361. The next prime is 1900006284433. The reversal of 1900006284393 is 3934826000091.
It is a happy number.
1900006284393 is a `hidden beast` number, since 19 + 0 + 0 + 0 + 0 + 628 + 4 + 3 + 9 + 3 = 666.
It is not a de Polignac number, because 1900006284393 - 25 = 1900006284361 is a prime.
It is a super-2 number, since 2×19000062843932 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1900006283393) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 69476721 + ... + 69504062.
It is an arithmetic number, because the mean of its divisors is an integer number (91542009728).
Almost surely, 21900006284393 is an apocalyptic number.
It is an amenable number.
1900006284393 is a deficient number, since it is larger than the sum of its proper divisors (1395506065815).
1900006284393 is a wasteful number, since it uses less digits than its factorization.
1900006284393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138980834 (or 138980824 counting only the distinct ones).
The product of its (nonzero) digits is 279936, while the sum is 45.
The spelling of 1900006284393 in words is "one trillion, nine hundred billion, six million, two hundred eighty-four thousand, three hundred ninety-three".
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