Base | Representation |
---|---|
bin | 100100101100… |
… | …0000110011001 |
3 | 1100012020202202 |
4 | 1021120012121 |
5 | 14411011400 |
6 | 1524135545 |
7 | 322332242 |
oct | 111300631 |
9 | 40166682 |
10 | 19235225 |
11 | a948789 |
12 | 65375b5 |
13 | 3ca62b9 |
14 | 27a9cc9 |
15 | 1a4e4d5 |
hex | 1258199 |
19235225 has 12 divisors (see below), whose sum is σ = 23917740. Its totient is φ = 15345600.
The previous prime is 19235219. The next prime is 19235257. The reversal of 19235225 is 52253291.
It can be written as a sum of positive squares in 6 ways, for example, as 891136 + 18344089 = 944^2 + 4283^2 .
It is not a de Polignac number, because 19235225 - 218 = 18973081 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10691 + ... + 12359.
It is an arithmetic number, because the mean of its divisors is an integer number (1993145).
Almost surely, 219235225 is an apocalyptic number.
It is an amenable number.
19235225 is a deficient number, since it is larger than the sum of its proper divisors (4682515).
19235225 is a wasteful number, since it uses less digits than its factorization.
19235225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2140 (or 2135 counting only the distinct ones).
The product of its digits is 5400, while the sum is 29.
The square root of 19235225 is about 4385.7981029683. The cubic root of 19235225 is about 267.9368353776.
The spelling of 19235225 in words is "nineteen million, two hundred thirty-five thousand, two hundred twenty-five".
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