Base | Representation |
---|---|
bin | 11110000110111… |
… | …011000001101011 |
3 | 1022012111022121211 |
4 | 132012323001223 |
5 | 2013303143430 |
6 | 122042413551 |
7 | 15342354316 |
oct | 3606730153 |
9 | 1265438554 |
10 | 505131115 |
11 | 23a151535 |
12 | 1212012b7 |
13 | 80860768 |
14 | 4b12d97d |
15 | 2e52d72a |
hex | 1e1bb06b |
505131115 has 8 divisors (see below), whose sum is σ = 641813760. Its totient is φ = 380333952.
The previous prime is 505131073. The next prime is 505131119. The reversal of 505131115 is 511131505.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 505131115 - 211 = 505129067 is a prime.
It is a super-2 number, since 2×5051311152 = 510314886682286450, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (505131119) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2971275 + ... + 2971444.
It is an arithmetic number, because the mean of its divisors is an integer number (80226720).
Almost surely, 2505131115 is an apocalyptic number.
505131115 is a deficient number, since it is larger than the sum of its proper divisors (136682645).
505131115 is a wasteful number, since it uses less digits than its factorization.
505131115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5942741.
The product of its (nonzero) digits is 375, while the sum is 22.
The square root of 505131115 is about 22475.1221353745. The cubic root of 505131115 is about 796.4063368828.
The spelling of 505131115 in words is "five hundred five million, one hundred thirty-one thousand, one hundred fifteen".
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