Base | Representation |
---|---|
bin | 100111101010110… |
… | …1111110110101101 |
3 | 10102202200221102210 |
4 | 1033111233312231 |
5 | 10211230213401 |
6 | 340030041033 |
7 | 44662113141 |
oct | 11725576655 |
9 | 3382627383 |
10 | 1331101101 |
11 | 62340aa60 |
12 | 311949179 |
13 | 182a071b5 |
14 | c8ad9221 |
15 | 7bcd54d6 |
hex | 4f56fdad |
1331101101 has 16 divisors (see below), whose sum is σ = 1946972160. Its totient is φ = 802217520.
The previous prime is 1331101091. The next prime is 1331101117. The reversal of 1331101101 is 1011011331.
It is not a de Polignac number, because 1331101101 - 27 = 1331100973 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1331101151) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106765 + ... + 118578.
It is an arithmetic number, because the mean of its divisors is an integer number (121685760).
Almost surely, 21331101101 is an apocalyptic number.
1331101101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1331101101 is a deficient number, since it is larger than the sum of its proper divisors (615871059).
1331101101 is a wasteful number, since it uses less digits than its factorization.
1331101101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 225536.
The product of its (nonzero) digits is 9, while the sum is 12.
The square root of 1331101101 is about 36484.2582629824. The cubic root of 1331101101 is about 1100.0278508100.
Adding to 1331101101 its reverse (1011011331), we get a palindrome (2342112432).
It can be divided in two parts, 1331 and 101101, that multiplied together give a palindrome (134565431).
The spelling of 1331101101 in words is "one billion, three hundred thirty-one million, one hundred one thousand, one hundred one".
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