Base | Representation |
---|---|
bin | 111011111110001… |
… | …0110100111010111 |
3 | 12012020111221100002 |
4 | 1313330112213113 |
5 | 13110122404400 |
6 | 531402441515 |
7 | 100603231634 |
oct | 16774264727 |
9 | 5166457302 |
10 | 2012309975 |
11 | 9429952a5 |
12 | 481b0329b |
13 | 260b97480 |
14 | 15138118b |
15 | bb9e4ed5 |
hex | 77f169d7 |
2012309975 has 72 divisors (see below), whose sum is σ = 2947780080. Its totient is φ = 1349913600.
The previous prime is 2012309939. The next prime is 2012309983. The reversal of 2012309975 is 5799032102.
It is a de Polignac number, because none of the positive numbers 2k-2012309975 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5309336 + ... + 5309714.
It is an arithmetic number, because the mean of its divisors is an integer number (40941390).
Almost surely, 22012309975 is an apocalyptic number.
2012309975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2012309975 is a deficient number, since it is larger than the sum of its proper divisors (935470105).
2012309975 is a wasteful number, since it uses less digits than its factorization.
2012309975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 481 (or 445 counting only the distinct ones).
The product of its (nonzero) digits is 34020, while the sum is 38.
The square root of 2012309975 is about 44858.7781264715. The cubic root of 2012309975 is about 1262.5006973169.
The spelling of 2012309975 in words is "two billion, twelve million, three hundred nine thousand, nine hundred seventy-five".
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