Base | Representation |
---|---|
bin | 10011100100101000100 |
3 | 1012120202122 |
4 | 2130211010 |
5 | 131010343 |
6 | 21425112 |
7 | 5310551 |
oct | 2344504 |
9 | 1176678 |
10 | 641348 |
11 | 3a8944 |
12 | 26b198 |
13 | 195bc6 |
14 | 129a28 |
15 | ca068 |
hex | 9c944 |
641348 has 12 divisors (see below), whose sum is σ = 1128960. Its totient is φ = 318792.
The previous prime is 641327. The next prime is 641371. The reversal of 641348 is 843146.
It is a super-2 number, since 2×6413482 = 822654514208, which contains 22 as substring.
It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
641348 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533 + ... + 1251.
It is an arithmetic number, because the mean of its divisors is an integer number (94080).
2641348 is an apocalyptic number.
It is an amenable number.
641348 is a deficient number, since it is larger than the sum of its proper divisors (487612).
641348 is a wasteful number, since it uses less digits than its factorization.
641348 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 946 (or 944 counting only the distinct ones).
The product of its digits is 2304, while the sum is 26.
The square root of 641348 is about 800.8420568377. The cubic root of 641348 is about 86.2378488798.
It can be divided in two parts, 641 and 348, that added together give a palindrome (989).
The spelling of 641348 in words is "six hundred forty-one thousand, three hundred forty-eight".
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