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13044304023 = 3192915750263
BaseRepresentation
bin11000010011000000…
…00100100010010111
31020200002011022011020
430021200010202113
5203203320212043
65554212412223
7641151516612
oct141140044227
936602138136
1013044304023
115594195753
122640617073
1312cb6145ba
148ba5bd179
155152a3e83
hex309804897

13044304023 has 32 divisors (see below), whose sum is σ = 19060108800. Its totient is φ = 7903598976.

The previous prime is 13044304003. The next prime is 13044304027. The reversal of 13044304023 is 32040344031.

It is not a de Polignac number, because 13044304023 - 230 = 11970562199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13044303984 and 13044304002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13044304027) 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, 234390 + ... + 284652.

It is an arithmetic number, because the mean of its divisors is an integer number (595628400).

Almost surely, 213044304023 is an apocalyptic number.

13044304023 is a deficient number, since it is larger than the sum of its proper divisors (6015804777).

13044304023 is a wasteful number, since it uses less digits than its factorization.

13044304023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50471.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 13044304023 its reverse (32040344031), we get a palindrome (45084648054).

The spelling of 13044304023 in words is "thirteen billion, forty-four million, three hundred four thousand, twenty-three".

Divisors: 1 3 19 29 57 87 157 471 551 1653 2983 4553 8949 13659 50263 86507 150789 259521 954997 1457627 2864991 4372881 7891291 23673873 27694913 83084739 149934529 228847439 449803587 686542317 4348101341 13044304023