Base | Representation |
---|---|
bin | 1011101000100110… |
… | …1100010110100111 |
3 | 22001122200002002210 |
4 | 2322021230112213 |
5 | 22344003300033 |
6 | 1233522534503 |
7 | 140251636656 |
oct | 27211542647 |
9 | 8048602083 |
10 | 3123103143 |
11 | 1362a01686 |
12 | 731b07433 |
13 | 3aa056a34 |
14 | 218acd19d |
15 | 1342add63 |
hex | ba26c5a7 |
3123103143 has 4 divisors (see below), whose sum is σ = 4164137528. Its totient is φ = 2082068760.
The previous prime is 3123103073. The next prime is 3123103147. The reversal of 3123103143 is 3413013213.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 3123103143 - 212 = 3123099047 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3123103147) 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 3 ways as a sum of consecutive naturals, for example, 520517188 + ... + 520517193.
It is an arithmetic number, because the mean of its divisors is an integer number (1041034382).
Almost surely, 23123103143 is an apocalyptic number.
3123103143 is a deficient number, since it is larger than the sum of its proper divisors (1041034385).
3123103143 is a wasteful number, since it uses less digits than its factorization.
3123103143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1041034384.
The product of its (nonzero) digits is 648, while the sum is 21.
The square root of 3123103143 is about 55884.7308573639. The cubic root of 3123103143 is about 1461.7129989137.
Adding to 3123103143 its reverse (3413013213), we get a palindrome (6536116356).
The spelling of 3123103143 in words is "three billion, one hundred twenty-three million, one hundred three thousand, one hundred forty-three".
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