Base | Representation |
---|---|
bin | 11110000110110… |
… | …001101101010001 |
3 | 1022012102101021010 |
4 | 132012301231101 |
5 | 2013300433240 |
6 | 122041521133 |
7 | 15342135120 |
oct | 3606615521 |
9 | 1265371233 |
10 | 505092945 |
11 | 23a125895 |
12 | 1211a31a9 |
13 | 80849286 |
14 | 4b11dab7 |
15 | 2e522280 |
hex | 1e1b1b51 |
505092945 has 32 divisors (see below), whose sum is σ = 932585472. Its totient is φ = 228652992.
The previous prime is 505092919. The next prime is 505092977. The reversal of 505092945 is 549290505.
It is not a de Polignac number, because 505092945 - 211 = 505090897 is a prime.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an alternating number because its digits alternate between odd and even.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12537 + ... + 34166.
It is an arithmetic number, because the mean of its divisors is an integer number (29143296).
Almost surely, 2505092945 is an apocalyptic number.
It is an amenable number.
505092945 is a deficient number, since it is larger than the sum of its proper divisors (427492527).
505092945 is a wasteful number, since it uses less digits than its factorization.
505092945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46821.
The product of its (nonzero) digits is 81000, while the sum is 39.
The square root of 505092945 is about 22474.2729582071. The cubic root of 505092945 is about 796.3862763515.
The spelling of 505092945 in words is "five hundred five million, ninety-two thousand, nine hundred forty-five".
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