Base | Representation |
---|---|
bin | 100101011100… |
… | …0000001000111 |
3 | 1100221012200210 |
4 | 1022320001013 |
5 | 20011044403 |
6 | 1540410503 |
7 | 325556535 |
oct | 112700107 |
9 | 40835623 |
10 | 19628103 |
11 | 10096980 |
12 | 66a6a33 |
13 | 40b3081 |
14 | 286d155 |
15 | 1acab03 |
hex | 12b8047 |
19628103 has 16 divisors (see below), whose sum is σ = 28915200. Its totient is φ = 11743680.
The previous prime is 19628101. The next prime is 19628107. The reversal of 19628103 is 30182691.
It is not a de Polignac number, because 19628103 - 21 = 19628101 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19628101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1158 + ... + 6371.
It is an arithmetic number, because the mean of its divisors is an integer number (1807200).
Almost surely, 219628103 is an apocalyptic number.
19628103 is a deficient number, since it is larger than the sum of its proper divisors (9287097).
19628103 is a wasteful number, since it uses less digits than its factorization.
19628103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7622.
The product of its (nonzero) digits is 2592, while the sum is 30.
The square root of 19628103 is about 4430.3614976659. The cubic root of 19628103 is about 269.7487511835.
The spelling of 19628103 in words is "nineteen million, six hundred twenty-eight thousand, one hundred three".
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