Base | Representation |
---|---|
bin | 100100010111… |
… | …1010100011110 |
3 | 1022212202122021 |
4 | 1020233110132 |
5 | 14340140230 |
6 | 1520410354 |
7 | 321035251 |
oct | 110572436 |
9 | 38782567 |
10 | 19068190 |
11 | a844239 |
12 | 64769ba |
13 | 3c4826b |
14 | 2765098 |
15 | 1a19c7a |
hex | 122f51e |
19068190 has 16 divisors (see below), whose sum is σ = 34372800. Its totient is φ = 7616160.
The previous prime is 19068187. The next prime is 19068211. The reversal of 19068190 is 9186091.
It is a super-2 number, since 2×190681902 = 727191739752200, which contains 22 as substring.
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 7 ways as a sum of consecutive naturals, for example, 11536 + ... + 13084.
It is an arithmetic number, because the mean of its divisors is an integer number (2148300).
Almost surely, 219068190 is an apocalyptic number.
19068190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19068190 is a deficient number, since it is larger than the sum of its proper divisors (15304610).
19068190 is a wasteful number, since it uses less digits than its factorization.
19068190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2787.
The product of its (nonzero) digits is 3888, while the sum is 34.
The square root of 19068190 is about 4366.7138674294. The cubic root of 19068190 is about 267.1590088403.
The spelling of 19068190 in words is "nineteen million, sixty-eight thousand, one hundred ninety".
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