Base | Representation |
---|---|
bin | 100101010001011… |
… | …000010111110101 |
3 | 1121120122012112201 |
4 | 211101120113311 |
5 | 2240040011034 |
6 | 142014344501 |
7 | 21332034520 |
oct | 4521302765 |
9 | 1546565481 |
10 | 625313269 |
11 | 2a0a78129 |
12 | 1554bb131 |
13 | 9c71c569 |
14 | 5d095bb7 |
15 | 39d6d014 |
hex | 254585f5 |
625313269 has 4 divisors (see below), whose sum is σ = 714643744. Its totient is φ = 535982796.
The previous prime is 625313251. The next prime is 625313279. The reversal of 625313269 is 962313526.
625313269 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 625313269 - 29 = 625312757 is a prime.
It is a super-3 number, since 3×6253132693 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (625313279) 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, 44665227 + ... + 44665240.
It is an arithmetic number, because the mean of its divisors is an integer number (178660936).
Almost surely, 2625313269 is an apocalyptic number.
It is an amenable number.
625313269 is a deficient number, since it is larger than the sum of its proper divisors (89330475).
625313269 is an equidigital number, since it uses as much as digits as its factorization.
625313269 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89330474.
The product of its digits is 58320, while the sum is 37.
The square root of 625313269 is about 25006.2645950970. The cubic root of 625313269 is about 855.1307981329.
The spelling of 625313269 in words is "six hundred twenty-five million, three hundred thirteen thousand, two hundred sixty-nine".
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