Base | Representation |
---|---|
bin | 100100111110001… |
… | …000001100000001 |
3 | 1121020010210022202 |
4 | 210332020030001 |
5 | 2232242004431 |
6 | 141314242545 |
7 | 21241114250 |
oct | 4476101401 |
9 | 1536123282 |
10 | 620266241 |
11 | 299140231 |
12 | 153886455 |
13 | 9b67325a |
14 | 5c540797 |
15 | 396c28cb |
hex | 24f88301 |
620266241 has 4 divisors (see below), whose sum is σ = 708875712. Its totient is φ = 531656772.
The previous prime is 620266237. The next prime is 620266243. The reversal of 620266241 is 142662026.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 620266241 - 22 = 620266237 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (620266243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44304725 + ... + 44304738.
It is an arithmetic number, because the mean of its divisors is an integer number (177218928).
Almost surely, 2620266241 is an apocalyptic number.
It is an amenable number.
620266241 is a deficient number, since it is larger than the sum of its proper divisors (88609471).
620266241 is an equidigital number, since it uses as much as digits as its factorization.
620266241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88609470.
The product of its (nonzero) digits is 6912, while the sum is 29.
The square root of 620266241 is about 24905.1448700866. The cubic root of 620266241 is about 852.8239368860.
The spelling of 620266241 in words is "six hundred twenty million, two hundred sixty-six thousand, two hundred forty-one".
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