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12013034253 = 311827440183
BaseRepresentation
bin10110011000000100…
…00101101100001101
31011000012122100222120
423030002011230031
5144100314044003
65304013003153
7603460051323
oct131402055415
934005570876
1012013034253
115105054490
1223b31834b9
131195a794bc
1481d651d13
154a4997853
hex2cc085b0d

12013034253 has 16 divisors (see below), whose sum is σ = 17494672896. Its totient is φ = 7271806640.

The previous prime is 12013034171. The next prime is 12013034261. The reversal of 12013034253 is 35243031021.

It is a cyclic number.

It is not a de Polignac number, because 12013034253 - 221 = 12010937101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12013034053) 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, 192801 + ... + 247382.

It is an arithmetic number, because the mean of its divisors is an integer number (1093417056).

Almost surely, 212013034253 is an apocalyptic number.

It is an amenable number.

12013034253 is a deficient number, since it is larger than the sum of its proper divisors (5481638643).

12013034253 is a wasteful number, since it uses less digits than its factorization.

12013034253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441024.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 12013034253 its reverse (35243031021), we get a palindrome (47256065274).

The spelling of 12013034253 in words is "twelve billion, thirteen million, thirty-four thousand, two hundred fifty-three".

Divisors: 1 3 11 33 827 2481 9097 27291 440183 1320549 4842013 14526039 364031341 1092094023 4004344751 12013034253