Base | Representation |
---|---|
bin | 111011110001000… |
… | …1111111110100101 |
3 | 12011202122021121020 |
4 | 1313202033332211 |
5 | 13101344421140 |
6 | 531000041353 |
7 | 100461121461 |
oct | 16742177645 |
9 | 5152567536 |
10 | 2005467045 |
11 | 93a04108a |
12 | 47b763259 |
13 | 25c63c8ba |
14 | 1504bd4a1 |
15 | bb0e26d0 |
hex | 7788ffa5 |
2005467045 has 16 divisors (see below), whose sum is σ = 3209324352. Its totient is φ = 1069390080.
The previous prime is 2005467041. The next prime is 2005467137. The reversal of 2005467045 is 5407645002.
It is not a de Polignac number, because 2005467045 - 22 = 2005467041 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2005466997 and 2005467015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2005467041) 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, 123309 + ... + 138621.
It is an arithmetic number, because the mean of its divisors is an integer number (200582772).
Almost surely, 22005467045 is an apocalyptic number.
It is an amenable number.
2005467045 is a deficient number, since it is larger than the sum of its proper divisors (1203857307).
2005467045 is a wasteful number, since it uses less digits than its factorization.
2005467045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24052.
The product of its (nonzero) digits is 33600, while the sum is 33.
The square root of 2005467045 is about 44782.4412577072. The cubic root of 2005467045 is about 1261.0680129584.
The spelling of 2005467045 in words is "two billion, five million, four hundred sixty-seven thousand, forty-five".
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