Base | Representation |
---|---|
bin | 100100100010… |
… | …1101111010110 |
3 | 1100001102121110 |
4 | 1021011233112 |
5 | 14401110042 |
6 | 1522355450 |
7 | 321600060 |
oct | 111055726 |
9 | 40042543 |
10 | 19160022 |
11 | a8a7232 |
12 | 64bbb86 |
13 | 3c7acbb |
14 | 278a730 |
15 | 1a3709c |
hex | 1245bd6 |
19160022 has 32 divisors (see below), whose sum is σ = 44255232. Its totient is φ = 5416704.
The previous prime is 19160021. The next prime is 19160027. The reversal of 19160022 is 22006191.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19160021) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 1723 + ... + 6425.
It is an arithmetic number, because the mean of its divisors is an integer number (1382976).
Almost surely, 219160022 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 19160022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22127616).
19160022 is an abundant number, since it is smaller than the sum of its proper divisors (25095210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19160022 is a wasteful number, since it uses less digits than its factorization.
19160022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4812.
The product of its (nonzero) digits is 216, while the sum is 21.
The square root of 19160022 is about 4377.2162386613. The cubic root of 19160022 is about 267.5871995682.
The spelling of 19160022 in words is "nineteen million, one hundred sixty thousand, twenty-two".
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