Base | Representation |
---|---|
bin | 11110001000111… |
… | …111001100100101 |
3 | 1022020111211020120 |
4 | 132020333030211 |
5 | 2013423004420 |
6 | 122102152153 |
7 | 15350100543 |
oct | 3610771445 |
9 | 1266454216 |
10 | 505672485 |
11 | 23a49124a |
12 | 121422659 |
13 | 809bccb6 |
14 | 4b230d93 |
15 | 2e5d8d40 |
hex | 1e23f325 |
505672485 has 16 divisors (see below), whose sum is σ = 809425536. Its totient is φ = 269575488.
The previous prime is 505672481. The next prime is 505672501. The reversal of 505672485 is 584276505.
It is not a de Polignac number, because 505672485 - 22 = 505672481 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (505672481) 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, 37467 + ... + 49143.
It is an arithmetic number, because the mean of its divisors is an integer number (50589096).
Almost surely, 2505672485 is an apocalyptic number.
It is an amenable number.
505672485 is a deficient number, since it is larger than the sum of its proper divisors (303753051).
505672485 is a wasteful number, since it uses less digits than its factorization.
505672485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14572.
The product of its (nonzero) digits is 336000, while the sum is 42.
The square root of 505672485 is about 22487.1626711775. The cubic root of 505672485 is about 796.6907492200.
The spelling of 505672485 in words is "five hundred five million, six hundred seventy-two thousand, four hundred eighty-five".
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