Base | Representation |
---|---|
bin | 1011010010111000… |
… | …1111100011011101 |
3 | 21211022021122011222 |
4 | 2310232033203131 |
5 | 22202144134323 |
6 | 1220510423125 |
7 | 135064516664 |
oct | 26456174335 |
9 | 7738248158 |
10 | 3032021213 |
11 | 1316551461 |
12 | 707501aa5 |
13 | 3942164c0 |
14 | 20a97dddb |
15 | 12b2bb9c8 |
hex | b4b8f8dd |
3032021213 has 16 divisors (see below), whose sum is σ = 3463122096. Its totient is φ = 2629739520.
The previous prime is 3032021177. The next prime is 3032021221. The reversal of 3032021213 is 3121202303.
It can be written as a sum of positive squares in 8 ways, for example, as 375855769 + 2656165444 = 19387^2 + 51538^2 .
It is not a de Polignac number, because 3032021213 - 216 = 3031955677 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3032021191 and 3032021200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3032021233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124283 + ... + 146663.
It is an arithmetic number, because the mean of its divisors is an integer number (216445131).
Almost surely, 23032021213 is an apocalyptic number.
It is an amenable number.
3032021213 is a deficient number, since it is larger than the sum of its proper divisors (431100883).
3032021213 is a wasteful number, since it uses less digits than its factorization.
3032021213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23024.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 3032021213 is about 55063.7922141220. The cubic root of 3032021213 is about 1447.3628185943.
Adding to 3032021213 its reverse (3121202303), we get a palindrome (6153223516).
The spelling of 3032021213 in words is "three billion, thirty-two million, twenty-one thousand, two hundred thirteen".
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