Base | Representation |
---|---|
bin | 100001101100010… |
… | …0011111100001111 |
3 | 2220210020222010010 |
4 | 1003120203330033 |
5 | 4303402342033 |
6 | 304102444303 |
7 | 40005123525 |
oct | 10330437417 |
9 | 2823228103 |
10 | 1130512143 |
11 | 530165562 |
12 | 276733693 |
13 | 1502a4ac7 |
14 | aa202315 |
15 | 693b1863 |
hex | 43623f0f |
1130512143 has 4 divisors (see below), whose sum is σ = 1507349528. Its totient is φ = 753674760.
The previous prime is 1130512111. The next prime is 1130512151. The reversal of 1130512143 is 3412150311.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 1130512143 - 25 = 1130512111 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 (1130511143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188418688 + ... + 188418693.
It is an arithmetic number, because the mean of its divisors is an integer number (376837382).
Almost surely, 21130512143 is an apocalyptic number.
1130512143 is a deficient number, since it is larger than the sum of its proper divisors (376837385).
1130512143 is an equidigital number, since it uses as much as digits as its factorization.
1130512143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 376837384.
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 1130512143 is about 33623.0894327098. The cubic root of 1130512143 is about 1041.7377699205.
Adding to 1130512143 its reverse (3412150311), we get a palindrome (4542662454).
The spelling of 1130512143 in words is "one billion, one hundred thirty million, five hundred twelve thousand, one hundred forty-three".
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