Base | Representation |
---|---|
bin | 1110101101000101110… |
… | …01001000111000111101 |
3 | 1210022010022211121220002 |
4 | 13112202321020320331 |
5 | 31234214434424440 |
6 | 1024034513404045 |
7 | 51334263442550 |
oct | 7264271107075 |
9 | 1708108747802 |
10 | 505244061245 |
11 | 185300112310 |
12 | 81b05269625 |
13 | 3884b71cbb1 |
14 | 1a64d896697 |
15 | d2211e9115 |
hex | 75a2e48e3d |
505244061245 has 32 divisors (see below), whose sum is σ = 761667895296. Its totient is φ = 312553051200.
The previous prime is 505244061211. The next prime is 505244061247. The reversal of 505244061245 is 542160442505.
It is not a de Polignac number, because 505244061245 - 216 = 505243995709 is a prime.
It is a super-2 number, since 2×5052440612452 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 505244061199 and 505244061208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (505244061247) 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, 4958429 + ... + 5059298.
It is an arithmetic number, because the mean of its divisors is an integer number (23802121728).
Almost surely, 2505244061245 is an apocalyptic number.
505244061245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
505244061245 is a deficient number, since it is larger than the sum of its proper divisors (256423834051).
505244061245 is a wasteful number, since it uses less digits than its factorization.
505244061245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10017881.
The product of its (nonzero) digits is 192000, while the sum is 38.
The spelling of 505244061245 in words is "five hundred five billion, two hundred forty-four million, sixty-one thousand, two hundred forty-five".
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