Base | Representation |
---|---|
bin | 110000010000011000011110… |
… | …110100110101111000101111 |
3 | 1000211110011222011020000020002 |
4 | 300100120132310311320233 |
5 | 210304202144432230411 |
6 | 2031214014340014515 |
7 | 62463154402403234 |
oct | 6020303664657057 |
9 | 1024404864200202 |
10 | 212232031133231 |
11 | 6169510a77388a |
12 | 1b977ba599143b |
13 | 91565190baab5 |
14 | 3a5a1297ad78b |
15 | 198099752033b |
hex | c1061ed35e2f |
212232031133231 has 16 divisors (see below), whose sum is σ = 223615542858240. Its totient is φ = 200869877643840.
The previous prime is 212232031133219. The next prime is 212232031133233. The reversal of 212232031133231 is 132331130232212.
212232031133231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 212232031133231 - 222 = 212232026938927 is a prime.
It is a super-2 number, since 2×2122320311332312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 212232031133194 and 212232031133203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212232031133233) 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, 450822251 + ... + 451292771.
It is an arithmetic number, because the mean of its divisors is an integer number (13975971428640).
Almost surely, 2212232031133231 is an apocalyptic number.
212232031133231 is a deficient number, since it is larger than the sum of its proper divisors (11383511725009).
212232031133231 is a wasteful number, since it uses less digits than its factorization.
212232031133231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 493166.
The product of its (nonzero) digits is 7776, while the sum is 29.
Adding to 212232031133231 its reverse (132331130232212), we get a palindrome (344563161365443).
The spelling of 212232031133231 in words is "two hundred twelve trillion, two hundred thirty-two billion, thirty-one million, one hundred thirty-three thousand, two hundred thirty-one".
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