Base | Representation |
---|---|
bin | 1011010010100011… |
… | …1111000101010111 |
3 | 21211012200121200012 |
4 | 2310220333011113 |
5 | 22201321034111 |
6 | 1220421110435 |
7 | 135050016653 |
oct | 26450770527 |
9 | 7735617605 |
10 | 3030643031 |
11 | 131579aa69 |
12 | 706b5841b |
13 | 393b53100 |
14 | 20a701a63 |
15 | 12b0e848b |
hex | b4a3f157 |
3030643031 has 12 divisors (see below), whose sum is σ = 3298919040. Its totient is φ = 2782840320.
The previous prime is 3030643019. The next prime is 3030643073. The reversal of 3030643031 is 1303460303.
It is not a de Polignac number, because 3030643031 - 218 = 3030380887 is a prime.
It is a super-2 number, since 2×30306430312 = 18369594362697733922, 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 = 3030642988 and 3030643006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3030642031) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14666 + ... + 79223.
It is an arithmetic number, because the mean of its divisors is an integer number (274909920).
Almost surely, 23030643031 is an apocalyptic number.
3030643031 is a deficient number, since it is larger than the sum of its proper divisors (268276009).
3030643031 is a wasteful number, since it uses less digits than its factorization.
3030643031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94106 (or 94093 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 23.
The square root of 3030643031 is about 55051.2763793902. The cubic root of 3030643031 is about 1447.1434894681.
It can be divided in two parts, 30306 and 43031, that added together give a palindrome (73337).
The spelling of 3030643031 in words is "three billion, thirty million, six hundred forty-three thousand, thirty-one".
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