Base | Representation |
---|---|
bin | 100101010101101… |
… | …001110011100100 |
3 | 1121122202002212120 |
4 | 211111221303210 |
5 | 2240331331002 |
6 | 142054345540 |
7 | 21344411004 |
oct | 4525516344 |
9 | 1548662776 |
10 | 626433252 |
11 | 2a1672635 |
12 | 15595b2b0 |
13 | 9ca22283 |
14 | 5d2a8004 |
15 | 39edecbc |
hex | 25569ce4 |
626433252 has 24 divisors (see below), whose sum is σ = 1462511232. Its totient is φ = 208692000.
The previous prime is 626433239. The next prime is 626433259. The reversal of 626433252 is 252334626.
626433252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×6264332523 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (626433259) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8502 + ... + 36402.
It is an arithmetic number, because the mean of its divisors is an integer number (60937968).
Almost surely, 2626433252 is an apocalyptic number.
It is an amenable number.
626433252 is an abundant number, since it is smaller than the sum of its proper divisors (836077980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
626433252 is a wasteful number, since it uses less digits than its factorization.
626433252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29779 (or 29777 counting only the distinct ones).
The product of its digits is 51840, while the sum is 33.
The square root of 626433252 is about 25028.6486251256. The cubic root of 626433252 is about 855.6410281155.
Adding to 626433252 its reverse (252334626), we get a palindrome (878767878).
The spelling of 626433252 in words is "six hundred twenty-six million, four hundred thirty-three thousand, two hundred fifty-two".
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