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12771033 = 3111732237
BaseRepresentation
bin110000101101…
…111011011001
3220000211120020
4300231323121
511232133113
61133421053
7213360222
oct60557331
926024506
1012771033
117233080
12433a789
132851c32
1419a6249
1511c4023
hexc2ded9

12771033 has 16 divisors (see below), whose sum is σ = 18691776. Its totient is φ = 7691840.

The previous prime is 12771023. The next prime is 12771037. The reversal of 12771033 is 33017721.

It is a cyclic number.

It is not a de Polignac number, because 12771033 - 25 = 12771001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12770994 and 12771012.

It is not an unprimeable number, because it can be changed into a prime (12771037) 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, 4591 + ... + 6827.

It is an arithmetic number, because the mean of its divisors is an integer number (1168236).

Almost surely, 212771033 is an apocalyptic number.

It is an amenable number.

12771033 is a deficient number, since it is larger than the sum of its proper divisors (5920743).

12771033 is a wasteful number, since it uses less digits than its factorization.

12771033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424.

The product of its (nonzero) digits is 882, while the sum is 24.

The square root of 12771033 is about 3573.6582097341. The cubic root of 12771033 is about 233.7448273994.

Adding to 12771033 its reverse (33017721), we get a palindrome (45788754).

The spelling of 12771033 in words is "twelve million, seven hundred seventy-one thousand, thirty-three".

Divisors: 1 3 11 33 173 519 1903 2237 5709 6711 24607 73821 387001 1161003 4257011 12771033