Base | Representation |
---|---|
bin | 10001101101000001… |
… | …000010101101010000 |
3 | 1211001202112002100100 |
4 | 101231001002231100 |
5 | 302412231441320 |
6 | 12422121452400 |
7 | 1242025430610 |
oct | 215501025520 |
9 | 54052462310 |
10 | 19008858960 |
11 | 80750070a3 |
12 | 3826041100 |
13 | 1a3c24cb50 |
14 | cc4802a40 |
15 | 763c39790 |
hex | 46d042b50 |
19008858960 has 480 divisors, whose sum is σ = 78982944768. Its totient is φ = 3989606400.
The previous prime is 19008858949. The next prime is 19008858977. The reversal of 19008858960 is 6985880091.
It is a super-2 number, since 2×190088589602 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 19008858897 and 19008858906.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14610310 + ... + 14611610.
Almost surely, 219008858960 is an apocalyptic number.
19008858960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 19008858960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39491472384).
19008858960 is an abundant number, since it is smaller than the sum of its proper divisors (59974085808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19008858960 is a wasteful number, since it uses less digits than its factorization.
19008858960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1563 (or 1554 counting only the distinct ones).
The product of its (nonzero) digits is 1244160, while the sum is 54.
The spelling of 19008858960 in words is "nineteen billion, eight million, eight hundred fifty-eight thousand, nine hundred sixty".
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