Base | Representation |
---|---|
bin | 1000111110010100010110010… |
… | …0100110001010000100010000 |
3 | 10001210211212112001222201021201 |
4 | 2033211011210212022010100 |
5 | 1130231443013112344304 |
6 | 10115004545401000544 |
7 | 250003101536312602 |
oct | 21745054446120420 |
9 | 3053755461881251 |
10 | 631469254418704 |
11 | 173229674828069 |
12 | 5a9a6b7b783154 |
13 | 211473ab68bc00 |
14 | b1d13bc7d9172 |
15 | 4d00e7003e3a4 |
hex | 23e516498a110 |
631469254418704 has 45 divisors (see below), whose sum is σ = 1324827105511269. Its totient is φ = 291446745096000.
The previous prime is 631469254418677. The next prime is 631469254418719. The reversal of 631469254418704 is 407814452964136.
The square root of 631469254418704 is 25129052.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 93412611600400 + 538056642818304 = 9665020^2 + 23196048^2 .
It is a super-2 number, since 2×6314692544187042 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1306469079 + ... + 1306952329.
It is a 3-persistent number, because k⋅631469254418704 is pandigital for 1 ≤ k ≤ 3, but not for k = 4.
Almost surely, 2631469254418704 is an apocalyptic number.
631469254418704 is the 25129052-nd square number.
It is an amenable number.
631469254418704 is an abundant number, since it is smaller than the sum of its proper divisors (693357851092565).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
631469254418704 is an frugal number, since it uses more digits than its factorization.
631469254418704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 966536 (or 483266 counting only the distinct ones).
The product of its (nonzero) digits is 139345920, while the sum is 64.
The spelling of 631469254418704 in words is "six hundred thirty-one trillion, four hundred sixty-nine billion, two hundred fifty-four million, four hundred eighteen thousand, seven hundred four".
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