Base | Representation |
---|---|
bin | 100100101010… |
… | …1101101101100 |
3 | 1100011202100210 |
4 | 1021111231230 |
5 | 14410203302 |
6 | 1524022420 |
7 | 322261611 |
oct | 111255554 |
9 | 40152323 |
10 | 19225452 |
11 | a941404 |
12 | 6531a10 |
13 | 3ca1a0c |
14 | 27a6508 |
15 | 1a4b66c |
hex | 1255b6c |
19225452 has 12 divisors (see below), whose sum is σ = 44859416. Its totient is φ = 6408480.
The previous prime is 19225441. The next prime is 19225457. The reversal of 19225452 is 25452291.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (19225457) 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 3 ways as a sum of consecutive naturals, for example, 801049 + ... + 801072.
Almost surely, 219225452 is an apocalyptic number.
19225452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19225452 is an abundant number, since it is smaller than the sum of its proper divisors (25633964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19225452 is a wasteful number, since it uses less digits than its factorization.
19225452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1602128 (or 1602126 counting only the distinct ones).
The product of its digits is 7200, while the sum is 30.
The square root of 19225452 is about 4384.6837970371. The cubic root of 19225452 is about 267.8914500616.
The spelling of 19225452 in words is "nineteen million, two hundred twenty-five thousand, four hundred fifty-two".
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