Base | Representation |
---|---|
bin | 100100100110… |
… | …1110111110000 |
3 | 1100010010022000 |
4 | 1021031313300 |
5 | 14403141303 |
6 | 1523214000 |
7 | 322066140 |
oct | 111156760 |
9 | 40103260 |
10 | 19193328 |
11 | a91a260 |
12 | 6517300 |
13 | 3c901cb |
14 | 2798920 |
15 | 1a41da3 |
hex | 124ddf0 |
19193328 has 160 divisors (see below), whose sum is σ = 68805120. Its totient is φ = 4976640.
The previous prime is 19193327. The next prime is 19193341. The reversal of 19193328 is 82339191.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 19193292 and 19193301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19193327) 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 31 ways as a sum of consecutive naturals, for example, 32976 + ... + 33552.
It is an arithmetic number, because the mean of its divisors is an integer number (430032).
Almost surely, 219193328 is an apocalyptic number.
19193328 is a gapful number since it is divisible by the number (18) 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 19193328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34402560).
19193328 is an abundant number, since it is smaller than the sum of its proper divisors (49611792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19193328 is a wasteful number, since it uses less digits than its factorization.
19193328 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 612 (or 600 counting only the distinct ones).
The product of its digits is 11664, while the sum is 36.
The square root of 19193328 is about 4381.0190595340. The cubic root of 19193328 is about 267.7421593793.
The spelling of 19193328 in words is "nineteen million, one hundred ninety-three thousand, three hundred twenty-eight".
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