Base | Representation |
---|---|
bin | 10010101010101001000… |
… | …11011011111011111000 |
3 | 2021022111002100220010202 |
4 | 21111110203123323320 |
5 | 41002010341441322 |
6 | 1210350221101332 |
7 | 64223500010513 |
oct | 11252443337370 |
9 | 2238432326122 |
10 | 641368702712 |
11 | 228003a04201 |
12 | a43750b7848 |
13 | 48633450c1a |
14 | 23084537d7a |
15 | 11a3bab6292 |
hex | 95548dbef8 |
641368702712 has 16 divisors (see below), whose sum is σ = 1202575653000. Its totient is φ = 320681861920.
The previous prime is 641368702703. The next prime is 641368702763. The reversal of 641368702712 is 217207863146.
It is a super-2 number, since 2×6413687027122 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1236662 + ... + 1676922.
Almost surely, 2641368702712 is an apocalyptic number.
It is an amenable number.
641368702712 is a deficient number, since it is larger than the sum of its proper divisors (561206950288).
641368702712 is a wasteful number, since it uses less digits than its factorization.
641368702712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 622366 (or 622362 counting only the distinct ones).
The product of its (nonzero) digits is 677376, while the sum is 47.
The spelling of 641368702712 in words is "six hundred forty-one billion, three hundred sixty-eight million, seven hundred two thousand, seven hundred twelve".
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