Base | Representation |
---|---|
bin | 100111000100101… |
… | …1101110110111000 |
3 | 10101101002000011201 |
4 | 1032021131312320 |
5 | 10141120320230 |
6 | 334033303544 |
7 | 44330126632 |
oct | 11611356670 |
9 | 3341060151 |
10 | 1311104440 |
11 | 6130a2198 |
12 | 307104bb4 |
13 | 17b825459 |
14 | c61b1a52 |
15 | 7a1855ca |
hex | 4e25ddb8 |
1311104440 has 16 divisors (see below), whose sum is σ = 2949985080. Its totient is φ = 524441760.
The previous prime is 1311104423. The next prime is 1311104449. The reversal of 1311104440 is 444011131.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1311104449) 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, 16388766 + ... + 16388845.
Almost surely, 21311104440 is an apocalyptic number.
1311104440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1311104440 is an abundant number, since it is smaller than the sum of its proper divisors (1638880640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311104440 is a wasteful number, since it uses less digits than its factorization.
1311104440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32777622 (or 32777618 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 1311104440 is about 36209.1761850501. The cubic root of 1311104440 is about 1094.4915913699.
Adding to 1311104440 its reverse (444011131), we get a palindrome (1755115571).
The spelling of 1311104440 in words is "one billion, three hundred eleven million, one hundred four thousand, four hundred forty".
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