Base | Representation |
---|---|
bin | 100000110111011… |
… | …000011111000101 |
3 | 1102102112110200110 |
4 | 200313120133011 |
5 | 2112123423000 |
6 | 130414103233 |
7 | 16443505320 |
oct | 4067303705 |
9 | 1372473613 |
10 | 551389125 |
11 | 2632768a1 |
12 | 1347aab19 |
13 | 8a308871 |
14 | 533317b7 |
15 | 33619850 |
hex | 20dd87c5 |
551389125 has 32 divisors (see below), whose sum is σ = 1048589568. Its totient is φ = 252062400.
The previous prime is 551389123. The next prime is 551389183. The reversal of 551389125 is 521983155.
551389125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 551389125 - 21 = 551389123 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (551389121) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102402 + ... + 107651.
It is an arithmetic number, because the mean of its divisors is an integer number (32768424).
Almost surely, 2551389125 is an apocalyptic number.
It is an amenable number.
551389125 is a deficient number, since it is larger than the sum of its proper divisors (497200443).
551389125 is a wasteful number, since it uses less digits than its factorization.
551389125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 210078 (or 210068 counting only the distinct ones).
The product of its digits is 54000, while the sum is 39.
The square root of 551389125 is about 23481.6763669036. The cubic root of 551389125 is about 820.0104723033.
The spelling of 551389125 in words is "five hundred fifty-one million, three hundred eighty-nine thousand, one hundred twenty-five".
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