Base | Representation |
---|---|
bin | 100111000100111… |
… | …1101100001010010 |
3 | 10101101022121002001 |
4 | 1032021331201102 |
5 | 10141133443010 |
6 | 334040144214 |
7 | 44331210013 |
oct | 11611754122 |
9 | 3341277061 |
10 | 1311234130 |
11 | 613180678 |
12 | 30716806a |
13 | 17b86c4ab |
14 | c620700a |
15 | 7a1adc3a |
hex | 4e27d852 |
1311234130 has 32 divisors (see below), whose sum is σ = 2443919040. Its totient is φ = 505928640.
The previous prime is 1311234107. The next prime is 1311234149. The reversal of 1311234130 is 314321131.
It is a junction number, because it is equal to n+sod(n) for n = 1311234098 and 1311234107.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 551845 + ... + 554215.
It is an arithmetic number, because the mean of its divisors is an integer number (76372470).
Almost surely, 21311234130 is an apocalyptic number.
1311234130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1311234130 is a deficient number, since it is larger than the sum of its proper divisors (1132684910).
1311234130 is a wasteful number, since it uses less digits than its factorization.
1311234130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4314.
The product of its (nonzero) digits is 216, while the sum is 19.
The square root of 1311234130 is about 36210.9669851552. The cubic root of 1311234130 is about 1094.5276779775.
Adding to 1311234130 its reverse (314321131), we get a palindrome (1625555261).
The spelling of 1311234130 in words is "one billion, three hundred eleven million, two hundred thirty-four thousand, one hundred thirty".
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