Base | Representation |
---|---|
bin | 10001101111111100… |
… | …000001000010011010 |
3 | 1211012011202021001000 |
4 | 101233330001002122 |
5 | 303012303414200 |
6 | 12431032205430 |
7 | 1243162151046 |
oct | 215774010232 |
9 | 54164667030 |
10 | 19057873050 |
11 | 809a744107 |
12 | 383a539876 |
13 | 1a49451578 |
14 | ccb121026 |
15 | 7681bc300 |
hex | 46ff0109a |
19057873050 has 384 divisors, whose sum is σ = 58217702400. Its totient is φ = 4565756160.
The previous prime is 19057873033. The next prime is 19057873061. The reversal of 19057873050 is 5037875091.
19057873050 is a `hidden beast` number, since 1 + 9 + 0 + 578 + 73 + 0 + 5 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 19057872987 and 19057873005.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 40808917 + ... + 40809383.
It is an arithmetic number, because the mean of its divisors is an integer number (151608600).
Almost surely, 219057873050 is an apocalyptic number.
19057873050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 19057873050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29108851200).
19057873050 is an abundant number, since it is smaller than the sum of its proper divisors (39159829350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19057873050 is a wasteful number, since it uses less digits than its factorization.
19057873050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 587 (or 576 counting only the distinct ones).
The product of its (nonzero) digits is 264600, while the sum is 45.
The spelling of 19057873050 in words is "nineteen billion, fifty-seven million, eight hundred seventy-three thousand, fifty".
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