Base | Representation |
---|---|
bin | 1011010011100110… |
… | …1110010111101101 |
3 | 21211111221112212100 |
4 | 2310321232113231 |
5 | 22203431443041 |
6 | 1221055125313 |
7 | 135132223641 |
oct | 26471562755 |
9 | 7744845770 |
10 | 3035031021 |
11 | 1318217800 |
12 | 708513839 |
13 | 394a2b459 |
14 | 20b124c21 |
15 | 12b6b36b6 |
hex | b4e6e5ed |
3035031021 has 36 divisors (see below), whose sum is σ = 4827582396. Its totient is φ = 1836024960.
The previous prime is 3035031017. The next prime is 3035031023. The reversal of 3035031021 is 1201305303.
3035031021 is a `hidden beast` number, since 3 + 0 + 350 + 310 + 2 + 1 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 41409225 + 2993621796 = 6435^2 + 54714^2 .
It is not a de Polignac number, because 3035031021 - 22 = 3035031017 is a prime.
It is a super-2 number, since 2×30350310212 = 18422826596864604882, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3035030985 and 3035031003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3035031023) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 669655 + ... + 674171.
It is an arithmetic number, because the mean of its divisors is an integer number (134099511).
Almost surely, 23035031021 is an apocalyptic number.
It is an amenable number.
3035031021 is a deficient number, since it is larger than the sum of its proper divisors (1792551375).
3035031021 is a wasteful number, since it uses less digits than its factorization.
3035031021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5162 (or 5148 counting only the distinct ones).
The product of its (nonzero) digits is 270, while the sum is 18.
The square root of 3035031021 is about 55091.1156267506. The cubic root of 3035031021 is about 1447.8415799246.
Adding to 3035031021 its reverse (1201305303), we get a palindrome (4236336324).
The spelling of 3035031021 in words is "three billion, thirty-five million, thirty-one thousand, twenty-one".
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