Base | Representation |
---|---|
bin | 1011010000010100… |
… | …0000110101100111 |
3 | 21210112221112010221 |
4 | 2310011000311213 |
5 | 22141412304111 |
6 | 1215443025211 |
7 | 134603613154 |
oct | 26405006547 |
9 | 7715845127 |
10 | 3021213031 |
11 | 131043a081 |
12 | 70396b207 |
13 | 391c00b25 |
14 | 20936922b |
15 | 12a384371 |
hex | b4140d67 |
3021213031 has 8 divisors (see below), whose sum is σ = 3059650944. Its totient is φ = 2982823800.
The previous prime is 3021213023. The next prime is 3021213049. The reversal of 3021213031 is 1303121203.
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 3021213031 - 23 = 3021213023 is a prime.
It is a super-2 number, since 2×30212130312 = 18255456357368413922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3021212996 and 3021213014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3021213131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122056 + ... + 144706.
It is an arithmetic number, because the mean of its divisors is an integer number (382456368).
Almost surely, 23021213031 is an apocalyptic number.
3021213031 is a deficient number, since it is larger than the sum of its proper divisors (38437913).
3021213031 is a wasteful number, since it uses less digits than its factorization.
3021213031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24341.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 3021213031 is about 54965.5622276349. The cubic root of 3021213031 is about 1445.6409764727.
Adding to 3021213031 its reverse (1303121203), we get a palindrome (4324334234).
The spelling of 3021213031 in words is "three billion, twenty-one million, two hundred thirteen thousand, thirty-one".
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