Base | Representation |
---|---|
bin | 111111100000001… |
… | …1011001110101100 |
3 | 12111111111202201212 |
4 | 1333000123032230 |
5 | 13330442133324 |
6 | 551234453552 |
7 | 103542440162 |
oct | 17700331654 |
9 | 5444452655 |
10 | 2130817964 |
11 | 9a3878090 |
12 | 4b57342b8 |
13 | 27c5bb242 |
14 | 162dcd232 |
15 | c710370e |
hex | 7f01b3ac |
2130817964 has 18 divisors (see below), whose sum is σ = 4068509844. Its totient is φ = 968414440.
The previous prime is 2130817939. The next prime is 2130817967. The reversal of 2130817964 is 4697180312.
It is not an unprimeable number, because it can be changed into a prime (2130817967) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 302717 + ... + 309675.
Almost surely, 22130817964 is an apocalyptic number.
It is an amenable number.
2130817964 is a deficient number, since it is larger than the sum of its proper divisors (1937691880).
2130817964 is an frugal number, since it uses more digits than its factorization.
2130817964 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13933 (or 6972 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 41.
The square root of 2130817964 is about 46160.7838321665. The cubic root of 2130817964 is about 1286.8130299940.
The spelling of 2130817964 in words is "two billion, one hundred thirty million, eight hundred seventeen thousand, nine hundred sixty-four".
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