Base | Representation |
---|---|
bin | 10001111000011110… |
… | …100110101111110100 |
3 | 1211120011100220012220 |
4 | 101320132212233310 |
5 | 303310444030012 |
6 | 12453151242340 |
7 | 1246552102602 |
oct | 217036465764 |
9 | 54504326186 |
10 | 19201158132 |
11 | 816360a332 |
12 | 387a5193b0 |
13 | 1a7003bc40 |
14 | d0217c872 |
15 | 775a7208c |
hex | 4787a6bf4 |
19201158132 has 96 divisors (see below), whose sum is σ = 48918909312. Its totient is φ = 5826533376.
The previous prime is 19201158121. The next prime is 19201158139. The reversal of 19201158132 is 23185110291.
It is a super-2 number, since 2×192011581322 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 19201158093 and 19201158102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19201158139) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3886768 + ... + 3891704.
It is an arithmetic number, because the mean of its divisors is an integer number (509571972).
Almost surely, 219201158132 is an apocalyptic number.
19201158132 is a gapful number since it is divisible by the number (12) 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 19201158132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24459454656).
19201158132 is an abundant number, since it is smaller than the sum of its proper divisors (29717751180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19201158132 is a wasteful number, since it uses less digits than its factorization.
19201158132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5297 (or 5295 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 33.
The spelling of 19201158132 in words is "nineteen billion, two hundred one million, one hundred fifty-eight thousand, one hundred thirty-two".
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