Base | Representation |
---|---|
bin | 10010001001010101… |
… | …110010001000011100 |
3 | 1212021212200201001222 |
4 | 102021111302020130 |
5 | 304400404330030 |
6 | 12541214552512 |
7 | 1256555522141 |
oct | 221125621034 |
9 | 55255621058 |
10 | 19484058140 |
11 | 8299274298 |
12 | 3939208738 |
13 | 1ab68305b1 |
14 | d2b9803c8 |
15 | 7908043e5 |
hex | 48957221c |
19484058140 has 24 divisors (see below), whose sum is σ = 40919144112. Its totient is φ = 7793123840.
The previous prime is 19484058119. The next prime is 19484058161. The reversal of 19484058140 is 4185048491.
It is an interprime number because it is at equal distance from previous prime (19484058119) and next prime (19484058161).
It is a junction number, because it is equal to n+sod(n) for n = 19484058091 and 19484058100.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601847 + ... + 633393.
It is an arithmetic number, because the mean of its divisors is an integer number (1704964338).
Almost surely, 219484058140 is an apocalyptic number.
19484058140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
19484058140 is an abundant number, since it is smaller than the sum of its proper divisors (21435085972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19484058140 is a wasteful number, since it uses less digits than its factorization.
19484058140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62437 (or 62435 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 44.
The spelling of 19484058140 in words is "nineteen billion, four hundred eighty-four million, fifty-eight thousand, one hundred forty".
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