Base | Representation |
---|---|
bin | 1011101101011101… |
… | …0100111101000011 |
3 | 22010001222000221220 |
4 | 2323113110331003 |
5 | 22414211021111 |
6 | 1235531050123 |
7 | 140616631320 |
oct | 27327247503 |
9 | 8101860856 |
10 | 3143454531 |
11 | 1373441a08 |
12 | 7388a0943 |
13 | 3b1331089 |
14 | 21b6a9b47 |
15 | 135e7de06 |
hex | bb5d4f43 |
3143454531 has 8 divisors (see below), whose sum is σ = 4790025984. Its totient is φ = 1796259720.
The previous prime is 3143454481. The next prime is 3143454553. The reversal of 3143454531 is 1354543413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3143454531 - 27 = 3143454403 is a prime.
It is a super-2 number, since 2×31434545312 = 19762612776928859922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3143454492 and 3143454501.
It is not an unprimeable number, because it can be changed into a prime (3143452531) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74844135 + ... + 74844176.
It is an arithmetic number, because the mean of its divisors is an integer number (598753248).
Almost surely, 23143454531 is an apocalyptic number.
3143454531 is a deficient number, since it is larger than the sum of its proper divisors (1646571453).
3143454531 is a wasteful number, since it uses less digits than its factorization.
3143454531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149688321.
The product of its digits is 43200, while the sum is 33.
The square root of 3143454531 is about 56066.5188057900. The cubic root of 3143454531 is about 1464.8811624960.
Adding to 3143454531 its reverse (1354543413), we get a palindrome (4497997944).
The spelling of 3143454531 in words is "three billion, one hundred forty-three million, four hundred fifty-four thousand, five hundred thirty-one".
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