Base | Representation |
---|---|
bin | 100111010011001… |
… | …0011001101100011 |
3 | 10101220022000120210 |
4 | 1032212103031203 |
5 | 10200034204021 |
6 | 334503305203 |
7 | 44451310401 |
oct | 11646231543 |
9 | 3356260523 |
10 | 1318663011 |
11 | 617395046 |
12 | 30974b203 |
13 | 180270993 |
14 | c71bc471 |
15 | 7ab79e76 |
hex | 4e993363 |
1318663011 has 12 divisors (see below), whose sum is σ = 1768116696. Its totient is φ = 874186560.
The previous prime is 1318663009. The next prime is 1318663013. The reversal of 1318663011 is 1103668131.
1318663011 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (1318663009) and next prime (1318663013).
It is not a de Polignac number, because 1318663011 - 21 = 1318663009 is a prime.
It is a super-2 number, since 2×13186630112 = 3477744273159172242, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1318663011.
It is not an unprimeable number, because it can be changed into a prime (1318663013) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91575 + ... + 104991.
It is an arithmetic number, because the mean of its divisors is an integer number (147343058).
Almost surely, 21318663011 is an apocalyptic number.
1318663011 is a deficient number, since it is larger than the sum of its proper divisors (449453685).
1318663011 is an equidigital number, since it uses as much as digits as its factorization.
1318663011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13782 (or 13601 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 30.
The square root of 1318663011 is about 36313.3998821372. The cubic root of 1318663011 is about 1096.5908254735.
The spelling of 1318663011 in words is "one billion, three hundred eighteen million, six hundred sixty-three thousand, eleven".
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