Base | Representation |
---|---|
bin | 1011001110000111… |
… | …1100110110001001 |
3 | 21202220122112221002 |
4 | 2303201330312021 |
5 | 22132034143031 |
6 | 1214514024345 |
7 | 134432522126 |
oct | 26341746611 |
9 | 7686575832 |
10 | 3012021641 |
11 | 1306231492 |
12 | 7008780b5 |
13 | 390033335 |
14 | 20805574d |
15 | 12966accb |
hex | b387cd89 |
3012021641 has 8 divisors (see below), whose sum is σ = 3080191104. Its totient is φ = 2944272240.
The previous prime is 3012021637. The next prime is 3012021643. The reversal of 3012021641 is 1461202103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3012021641 - 22 = 3012021637 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3012021643) 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 7 ways as a sum of consecutive naturals, for example, 90491 + ... + 119216.
It is an arithmetic number, because the mean of its divisors is an integer number (385023888).
Almost surely, 23012021641 is an apocalyptic number.
It is an amenable number.
3012021641 is a deficient number, since it is larger than the sum of its proper divisors (68169463).
3012021641 is a wasteful number, since it uses less digits than its factorization.
3012021641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 210031.
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 3012021641 is about 54881.8880961652. Note that the first 3 decimals coincide. The cubic root of 3012021641 is about 1444.1734701616.
Adding to 3012021641 its reverse (1461202103), we get a palindrome (4473223744).
The spelling of 3012021641 in words is "three billion, twelve million, twenty-one thousand, six hundred forty-one".
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