Base | Representation |
---|---|
bin | 111110110001111… |
… | …101101000101001 |
3 | 2201101221102021001 |
4 | 332301331220221 |
5 | 4124120104110 |
6 | 252303315001 |
7 | 35046526321 |
oct | 7661755051 |
9 | 2641842231 |
10 | 1053284905 |
11 | 4a06085a2 |
12 | 2548aba61 |
13 | 13a2a580a |
14 | 9dc5c281 |
15 | 6270963a |
hex | 3ec7da29 |
1053284905 has 4 divisors (see below), whose sum is σ = 1263941892. Its totient is φ = 842627920.
The previous prime is 1053284891. The next prime is 1053284951. The reversal of 1053284905 is 5094823501.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 292683664 + 760601241 = 17108^2 + 27579^2 .
It is not a de Polignac number, because 1053284905 - 25 = 1053284873 is a prime.
It is a super-2 number, since 2×10532849052 = 2218818182201718050, which contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105328486 + ... + 105328495.
It is an arithmetic number, because the mean of its divisors is an integer number (315985473).
Almost surely, 21053284905 is an apocalyptic number.
It is an amenable number.
1053284905 is a deficient number, since it is larger than the sum of its proper divisors (210656987).
1053284905 is an equidigital number, since it uses as much as digits as its factorization.
1053284905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210656986.
The product of its (nonzero) digits is 43200, while the sum is 37.
The square root of 1053284905 is about 32454.3510950381. The cubic root of 1053284905 is about 1017.4551789604.
The spelling of 1053284905 in words is "one billion, fifty-three million, two hundred eighty-four thousand, nine hundred five".
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