Base | Representation |
---|---|
bin | 111000111111000… |
… | …0001110010110100 |
3 | 11221020221000110022 |
4 | 1301332001302310 |
5 | 12403443220214 |
6 | 513422344312 |
7 | 65245313555 |
oct | 16176016264 |
9 | 4836830408 |
10 | 1912085684 |
11 | 8a1360303 |
12 | 45442b098 |
13 | 2461a5862 |
14 | 141d3232c |
15 | b2ce8d8e |
hex | 71f81cb4 |
1912085684 has 12 divisors (see below), whose sum is σ = 3347770944. Its totient is φ = 955579704.
The previous prime is 1912085671. The next prime is 1912085713. The reversal of 1912085684 is 4865802191.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106412 + ... + 123075.
It is an arithmetic number, because the mean of its divisors is an integer number (278980912).
Almost surely, 21912085684 is an apocalyptic number.
It is an amenable number.
1912085684 is a deficient number, since it is larger than the sum of its proper divisors (1435685260).
1912085684 is a wasteful number, since it uses less digits than its factorization.
1912085684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 231574 (or 231572 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 44.
The square root of 1912085684 is about 43727.4019809090. The cubic root of 1912085684 is about 1241.1828991358.
The spelling of 1912085684 in words is "one billion, nine hundred twelve million, eighty-five thousand, six hundred eighty-four".
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