Base | Representation |
---|---|
bin | 111111001101… |
… | …1000111011101 |
3 | 2022100202012100 |
4 | 1332123013131 |
5 | 31441004323 |
6 | 3142155313 |
7 | 551460420 |
oct | 176330735 |
9 | 68322170 |
10 | 33141213 |
11 | 17786536 |
12 | b122b39 |
13 | 6b349b1 |
14 | 45899b7 |
15 | 2d99943 |
hex | 1f9b1dd |
33141213 has 12 divisors (see below), whose sum is σ = 54709408. Its totient is φ = 18937800.
The previous prime is 33141203. The next prime is 33141223. The reversal of 33141213 is 31214133.
It is an interprime number because it is at equal distance from previous prime (33141203) and next prime (33141223).
It is a de Polignac number, because none of the positive numbers 2k-33141213 is a prime.
It is a super-2 number, since 2×331412132 = 2196679998222738, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33141203) 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 11 ways as a sum of consecutive naturals, for example, 262963 + ... + 263088.
Almost surely, 233141213 is an apocalyptic number.
It is an amenable number.
33141213 is a deficient number, since it is larger than the sum of its proper divisors (21568195).
33141213 is a wasteful number, since it uses less digits than its factorization.
33141213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 526064 (or 526061 counting only the distinct ones).
The product of its digits is 216, while the sum is 18.
The square root of 33141213 is about 5756.8405397405. The cubic root of 33141213 is about 321.2103026947.
Adding to 33141213 its reverse (31214133), we get a palindrome (64355346).
It can be divided in two parts, 33 and 141213, that added together give a triangular number (141246 = T531).
The spelling of 33141213 in words is "thirty-three million, one hundred forty-one thousand, two hundred thirteen".
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