| Base | Representation |
|---|---|
| bin | 10010000011111111001… |
| … | …11000011100100000000 |
| 3 | 2012022220210221022121021 |
| 4 | 21001333213003210000 |
| 5 | 40132010224012024 |
| 6 | 1153035051435224 |
| 7 | 62560306650124 |
| oct | 11017747034400 |
| 9 | 2168823838537 |
| 10 | 620616235264 |
| 11 | 21a22475a263 |
| 12 | a0343155b14 |
| 13 | 466a6bc669c |
| 14 | 2207633b584 |
| 15 | 11224c61de4 |
| hex | 907f9c3900 |
620616235264 has 81 divisors (see below), whose sum is σ = 1263983525203. Its totient is φ = 304125526016.
The previous prime is 620616235247. The next prime is 620616235279. The reversal of 620616235264 is 462532616026.
The square root of 620616235264 is 787792.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 101939718400 + 518676516864 = 319280^2 + 720192^2 .
It is a super-2 number, since 2×6206162352642 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 620616235264.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 668047152 + ... + 668048080.
Almost surely, 2620616235264 is an apocalyptic number.
620616235264 is a gapful number since it is divisible by the number (64) formed by its first and last digit.
620616235264 is the 787792-nd square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 620616235264
620616235264 is an abundant number, since it is smaller than the sum of its proper divisors (643367289939).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
620616235264 is an frugal number, since it uses more digits than its factorization.
620616235264 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1980 (or 984 counting only the distinct ones).
The product of its (nonzero) digits is 622080, while the sum is 43.
It can be divided in two parts, 6206162 and 35264, that added together give a palindrome (6241426).
The spelling of 620616235264 in words is "six hundred twenty billion, six hundred sixteen million, two hundred thirty-five thousand, two hundred sixty-four".
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