Base | Representation |
---|---|
bin | 11110001000000… |
… | …010110100110111 |
3 | 1022020001021001010 |
4 | 132020002310313 |
5 | 2013342101312 |
6 | 122053003303 |
7 | 15345020610 |
oct | 3610026467 |
9 | 1266037033 |
10 | 505425207 |
11 | 23a332491 |
12 | 121323533 |
13 | 80934591 |
14 | 4b1a8c07 |
15 | 2e58a93c |
hex | 1e202d37 |
505425207 has 32 divisors (see below), whose sum is σ = 805229568. Its totient is φ = 275717376.
The previous prime is 505425203. The next prime is 505425301. The reversal of 505425207 is 702524505.
It is not a de Polignac number, because 505425207 - 22 = 505425203 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (505425203) 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, 488763 + ... + 489795.
It is an arithmetic number, because the mean of its divisors is an integer number (25163424).
Almost surely, 2505425207 is an apocalyptic number.
505425207 is a deficient number, since it is larger than the sum of its proper divisors (299804361).
505425207 is a wasteful number, since it uses less digits than its factorization.
505425207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2079.
The product of its (nonzero) digits is 14000, while the sum is 30.
The square root of 505425207 is about 22481.6637951910. The cubic root of 505425207 is about 796.5608652721.
The spelling of 505425207 in words is "five hundred five million, four hundred twenty-five thousand, two hundred seven".
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