Base | Representation |
---|---|
bin | 1010011110010010110011… |
… | …10110100010101101100011 |
3 | 10000112202100111110211211220 |
4 | 11033021121312202231203 |
5 | 11004320214230030311 |
6 | 120552203524310123 |
7 | 4564641450612315 |
oct | 517113166425543 |
9 | 100482314424756 |
10 | 23031122111331 |
11 | 737a498014684 |
12 | 26bb704242343 |
13 | cb0a967cbb19 |
14 | 5989d86157b5 |
15 | 29e15b9a6206 |
hex | 14f259da2b63 |
23031122111331 has 32 divisors (see below), whose sum is σ = 32468019552000. Its totient is φ = 14481344654208.
The previous prime is 23031122111269. The next prime is 23031122111353. The reversal of 23031122111331 is 13311122113032.
It is not a de Polignac number, because 23031122111331 - 229 = 23030585240419 is a prime.
It is a super-3 number, since 3×230311221113313 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (23031122111731) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191414316 + ... + 191534598.
It is an arithmetic number, because the mean of its divisors is an integer number (1014625611000).
Almost surely, 223031122111331 is an apocalyptic number.
23031122111331 is a deficient number, since it is larger than the sum of its proper divisors (9436897440669).
23031122111331 is a wasteful number, since it uses less digits than its factorization.
23031122111331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135203.
The product of its (nonzero) digits is 648, while the sum is 24.
Adding to 23031122111331 its reverse (13311122113032), we get a palindrome (36342244224363).
The spelling of 23031122111331 in words is "twenty-three trillion, thirty-one billion, one hundred twenty-two million, one hundred eleven thousand, three hundred thirty-one".
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