Base | Representation |
---|---|
bin | 11110001000101… |
… | …110101110010100 |
3 | 1022020101101200120 |
4 | 132020232232110 |
5 | 2013413330022 |
6 | 122100511540 |
7 | 15346400043 |
oct | 3610565624 |
9 | 1266341616 |
10 | 505605012 |
11 | 23a445590 |
12 | 1213ab5b0 |
13 | 80998383 |
14 | 4b21455a |
15 | 2e5c3d5c |
hex | 1e22eb94 |
505605012 has 48 divisors (see below), whose sum is σ = 1288487424. Its totient is φ = 153036000.
The previous prime is 505604999. The next prime is 505605013. The reversal of 505605012 is 210506505.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (505605013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152937 + ... + 156207.
It is an arithmetic number, because the mean of its divisors is an integer number (26843488).
Almost surely, 2505605012 is an apocalyptic number.
It is an amenable number.
505605012 is an abundant number, since it is smaller than the sum of its proper divisors (782882412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
505605012 is a wasteful number, since it uses less digits than its factorization.
505605012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4460 (or 4458 counting only the distinct ones).
The product of its (nonzero) digits is 1500, while the sum is 24.
The square root of 505605012 is about 22485.6623651606. The cubic root of 505605012 is about 796.6553129066.
The spelling of 505605012 in words is "five hundred five million, six hundred five thousand, twelve".
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