Base | Representation |
---|---|
bin | 111110110100110… |
… | …110000010001101 |
3 | 2201110100210100010 |
4 | 332310312002031 |
5 | 4124313241310 |
6 | 252331423433 |
7 | 35056123341 |
oct | 7664660215 |
9 | 2643323303 |
10 | 1054040205 |
11 | 4a0a84009 |
12 | 254bb4b79 |
13 | 13a4ab53a |
14 | 9ddb7621 |
15 | 62808320 |
hex | 3ed3608d |
1054040205 has 32 divisors (see below), whose sum is σ = 1863316224. Its totient is φ = 506080256.
The previous prime is 1054040191. The next prime is 1054040213. The reversal of 1054040205 is 5020404501.
It is a cyclic number.
It is not a de Polignac number, because 1054040205 - 25 = 1054040173 is a prime.
It is a super-2 number, since 2×10540402052 = 2222001507512884050, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
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, 83994 + ... + 95723.
It is an arithmetic number, because the mean of its divisors is an integer number (58228632).
Almost surely, 21054040205 is an apocalyptic number.
1054040205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1054040205 is a deficient number, since it is larger than the sum of its proper divisors (809276019).
1054040205 is a wasteful number, since it uses less digits than its factorization.
1054040205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179765.
The product of its (nonzero) digits is 800, while the sum is 21.
The square root of 1054040205 is about 32465.9853539054. The cubic root of 1054040205 is about 1017.6983231390.
Adding to 1054040205 its reverse (5020404501), we get a palindrome (6074444706).
The spelling of 1054040205 in words is "one billion, fifty-four million, forty thousand, two hundred five".
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