Base | Representation |
---|---|
bin | 100101010000011… |
… | …010100101111101 |
3 | 1121120011100102120 |
4 | 211100122211331 |
5 | 2240003411341 |
6 | 142005113153 |
7 | 21326632002 |
oct | 4520324575 |
9 | 1546140376 |
10 | 625060221 |
11 | 2a0914aa5 |
12 | 1553b87b9 |
13 | 9c661326 |
14 | 5d02b8a9 |
15 | 39d1d066 |
hex | 2541a97d |
625060221 has 4 divisors (see below), whose sum is σ = 833413632. Its totient is φ = 416706812.
The previous prime is 625060193. The next prime is 625060231. The reversal of 625060221 is 122060526.
625060221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 625060221 - 215 = 625027453 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 625060191 and 625060200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (625060231) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104176701 + ... + 104176706.
It is an arithmetic number, because the mean of its divisors is an integer number (208353408).
Almost surely, 2625060221 is an apocalyptic number.
It is an amenable number.
625060221 is a deficient number, since it is larger than the sum of its proper divisors (208353411).
625060221 is a wasteful number, since it uses less digits than its factorization.
625060221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208353410.
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 625060221 is about 25001.2043909888. The cubic root of 625060221 is about 855.0154328462.
The spelling of 625060221 in words is "six hundred twenty-five million, sixty thousand, two hundred twenty-one".
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