Base | Representation |
---|---|
bin | 1001111011000000… |
… | …1100000000110101 |
3 | 20212121201101011201 |
4 | 2132300030000311 |
5 | 20423314312440 |
6 | 1120142332501 |
7 | 123000541405 |
oct | 23660140065 |
9 | 6777641151 |
10 | 2663432245 |
11 | 1147490081 |
12 | 623b8a131 |
13 | 335a52216 |
14 | 1b3a34805 |
15 | 108c6019a |
hex | 9ec0c035 |
2663432245 has 16 divisors (see below), whose sum is σ = 3422159280. Its totient is φ = 1982869504.
The previous prime is 2663432197. The next prime is 2663432273. The reversal of 2663432245 is 5422343662.
It can be written as a sum of positive squares in 8 ways, for example, as 533332836 + 2130099409 = 23094^2 + 46153^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2663432245 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168472 + ... + 183601.
It is an arithmetic number, because the mean of its divisors is an integer number (213884955).
Almost surely, 22663432245 is an apocalyptic number.
It is an amenable number.
2663432245 is a deficient number, since it is larger than the sum of its proper divisors (758727035).
2663432245 is a wasteful number, since it uses less digits than its factorization.
2663432245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 352184.
The product of its digits is 207360, while the sum is 37.
The square root of 2663432245 is about 51608.4512943374. The cubic root of 2663432245 is about 1386.1616661916.
The spelling of 2663432245 in words is "two billion, six hundred sixty-three million, four hundred thirty-two thousand, two hundred forty-five".
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