Base | Representation |
---|---|
bin | 1100110100111001… |
… | …1110001110111011 |
3 | 22212221211202222221 |
4 | 3031032132032323 |
5 | 24022414420011 |
6 | 1325354024511 |
7 | 151216030600 |
oct | 31516361673 |
9 | 8787752887 |
10 | 3443123131 |
11 | 150760a408 |
12 | 801118137 |
13 | 42b444086 |
14 | 2493d46a7 |
15 | 152424971 |
hex | cd39e3bb |
3443123131 has 12 divisors (see below), whose sum is σ = 4006250472. Its totient is φ = 2950522848.
The previous prime is 3443123129. The next prime is 3443123137. The reversal of 3443123131 is 1313213443.
It is not a de Polignac number, because 3443123131 - 21 = 3443123129 is a prime.
It is a super-2 number, since 2×34431231312 = 23710193790454486322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3443123096 and 3443123105.
It is not an unprimeable number, because it can be changed into a prime (3443123137) 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, 315736 + ... + 326458.
It is an arithmetic number, because the mean of its divisors is an integer number (333854206).
Almost surely, 23443123131 is an apocalyptic number.
3443123131 is a deficient number, since it is larger than the sum of its proper divisors (563127341).
3443123131 is a wasteful number, since it uses less digits than its factorization.
3443123131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17290 (or 17283 counting only the distinct ones).
The product of its digits is 2592, while the sum is 25.
The square root of 3443123131 is about 58678.1316249930. The cubic root of 3443123131 is about 1510.0251638278.
Adding to 3443123131 its reverse (1313213443), we get a palindrome (4756336574).
The spelling of 3443123131 in words is "three billion, four hundred forty-three million, one hundred twenty-three thousand, one hundred thirty-one".
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