Base | Representation |
---|---|
bin | 11000110010110100… |
… | …10100010000111001 |
3 | 1021100200102121011210 |
4 | 30121122110100321 |
5 | 204230133343113 |
6 | 10040505513333 |
7 | 650602411512 |
oct | 143132242071 |
9 | 37320377153 |
10 | 13311231033 |
11 | 571092a991 |
12 | 26b5aa2849 |
13 | 1341a02789 |
14 | 903c23a09 |
15 | 52d92d6c3 |
hex | 319694439 |
13311231033 has 16 divisors (see below), whose sum is σ = 18770988800. Its totient is φ = 8367241680.
The previous prime is 13311230981. The next prime is 13311231091. The reversal of 13311231033 is 33013211331.
It is not a de Polignac number, because 13311231033 - 26 = 13311230969 is a prime.
It is a super-2 number, since 2×133112310332 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (13311231433) 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, 541363 + ... + 565416.
It is an arithmetic number, because the mean of its divisors is an integer number (1173186800).
Almost surely, 213311231033 is an apocalyptic number.
It is an amenable number.
13311231033 is a deficient number, since it is larger than the sum of its proper divisors (5459757767).
13311231033 is a wasteful number, since it uses less digits than its factorization.
13311231033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1107012.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 13311231033 its reverse (33013211331), we get a palindrome (46324442364).
The spelling of 13311231033 in words is "thirteen billion, three hundred eleven million, two hundred thirty-one thousand, thirty-three".
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