Base | Representation |
---|---|
bin | 100110001101110… |
… | …000100111111001 |
3 | 1122200102100102220 |
4 | 212031300213321 |
5 | 2303113004431 |
6 | 143341514253 |
7 | 21613416306 |
oct | 4615604771 |
9 | 1580370386 |
10 | 641141241 |
11 | 2a99a89a4 |
12 | 15a872989 |
13 | a2aa1a20 |
14 | 612160ad |
15 | 3b447b96 |
hex | 263709f9 |
641141241 has 32 divisors (see below), whose sum is σ = 944552448. Its totient is φ = 384368640.
The previous prime is 641141239. The next prime is 641141273. The reversal of 641141241 is 142141146.
It is not a de Polignac number, because 641141241 - 21 = 641141239 is a prime.
It is a super-2 number, since 2×6411412412 = 822124181822040162, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (641141201) 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, 470401 + ... + 471761.
It is an arithmetic number, because the mean of its divisors is an integer number (29517264).
Almost surely, 2641141241 is an apocalyptic number.
It is an amenable number.
641141241 is a deficient number, since it is larger than the sum of its proper divisors (303411207).
641141241 is a wasteful number, since it uses less digits than its factorization.
641141241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1681.
The product of its digits is 768, while the sum is 24.
The square root of 641141241 is about 25320.7669907529. The cubic root of 641141241 is about 862.2858070933.
Adding to 641141241 its reverse (142141146), we get a palindrome (783282387).
The spelling of 641141241 in words is "six hundred forty-one million, one hundred forty-one thousand, two hundred forty-one".
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