Base | Representation |
---|---|
bin | 1000000100001001… |
… | …1110001110100011 |
3 | 12120212122202210110 |
4 | 2001002132032203 |
5 | 13413204041323 |
6 | 554453302403 |
7 | 104435264640 |
oct | 20102361643 |
9 | 5525582713 |
10 | 2164908963 |
11 | a11042168 |
12 | 505034a03 |
13 | 286696329 |
14 | 167744dc7 |
15 | ca0d9793 |
hex | 8109e3a3 |
2164908963 has 64 divisors (see below), whose sum is σ = 3608084480. Its totient is φ = 1126742400.
The previous prime is 2164908947. The next prime is 2164908973. The reversal of 2164908963 is 3698094612.
It is not a de Polignac number, because 2164908963 - 24 = 2164908947 is a prime.
It is a super-3 number, since 3×21649089633 (a number of 29 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (2164908943) by changing a digit.
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 63 ways as a sum of consecutive naturals, for example, 2238306 + ... + 2239272.
It is an arithmetic number, because the mean of its divisors is an integer number (56376320).
Almost surely, 22164908963 is an apocalyptic number.
2164908963 is a deficient number, since it is larger than the sum of its proper divisors (1443175517).
2164908963 is a wasteful number, since it uses less digits than its factorization.
2164908963 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1208.
The product of its (nonzero) digits is 559872, while the sum is 48.
The square root of 2164908963 is about 46528.5822156661. The cubic root of 2164908963 is about 1293.6393360874.
The spelling of 2164908963 in words is "two billion, one hundred sixty-four million, nine hundred eight thousand, nine hundred sixty-three".
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