Base | Representation |
---|---|
bin | 10010010100110000… |
… | …011111010001111101 |
3 | 1212210020010110100020 |
4 | 102110300133101331 |
5 | 310243423430224 |
6 | 13012220322353 |
7 | 1264402624116 |
oct | 222460372175 |
9 | 55706113306 |
10 | 19675608189 |
11 | 8387405716 |
12 | 39913a33b9 |
13 | 1b17419713 |
14 | d491a320d |
15 | 7a253ec79 |
hex | 494c1f47d |
19675608189 has 16 divisors (see below), whose sum is σ = 27780730560. Its totient is φ = 12343968000.
The previous prime is 19675608187. The next prime is 19675608229. The reversal of 19675608189 is 98180657691.
It is not a de Polignac number, because 19675608189 - 21 = 19675608187 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19675608187) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 517182 + ... + 553920.
It is an arithmetic number, because the mean of its divisors is an integer number (1736295660).
Almost surely, 219675608189 is an apocalyptic number.
It is an amenable number.
19675608189 is a deficient number, since it is larger than the sum of its proper divisors (8105122371).
19675608189 is a wasteful number, since it uses less digits than its factorization.
19675608189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47260.
The product of its (nonzero) digits is 6531840, while the sum is 60.
The spelling of 19675608189 in words is "nineteen billion, six hundred seventy-five million, six hundred eight thousand, one hundred eighty-nine".
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