Base | Representation |
---|---|
bin | 111110001001001… |
… | …0110010010000100 |
3 | 12101022122100120220 |
4 | 1330102112102010 |
5 | 13232301402034 |
6 | 542524424340 |
7 | 102446530344 |
oct | 17422262204 |
9 | 5338570526 |
10 | 2085184644 |
11 | 98003a0a4 |
12 | 4a23a80b0 |
13 | 27300158a |
14 | 15ad10d24 |
15 | c30dc749 |
hex | 7c496484 |
2085184644 has 12 divisors (see below), whose sum is σ = 4865430864. Its totient is φ = 695061544.
The previous prime is 2085184639. The next prime is 2085184727. The reversal of 2085184644 is 4464815802.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 2085184596 and 2085184605.
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 3 ways as a sum of consecutive naturals, for example, 86882682 + ... + 86882705.
It is an arithmetic number, because the mean of its divisors is an integer number (405452572).
Almost surely, 22085184644 is an apocalyptic number.
It is an amenable number.
2085184644 is an abundant number, since it is smaller than the sum of its proper divisors (2780246220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2085184644 is a wasteful number, since it uses less digits than its factorization.
2085184644 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 173765394 (or 173765392 counting only the distinct ones).
The product of its (nonzero) digits is 245760, while the sum is 42.
The square root of 2085184644 is about 45663.8220476561. The cubic root of 2085184644 is about 1277.5605891380.
The spelling of 2085184644 in words is "two billion, eighty-five million, one hundred eighty-four thousand, six hundred forty-four".
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