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13404404030 = 2531375991951
BaseRepresentation
bin11000111101111011…
…01111100100111110
31021121011202021111112
430132331233210332
5204423011412110
610054034522022
7653113361063
oct143675574476
937534667445
1013404404030
115759489166
122721136312
1313580c5a24
14912358c6a
15536bd5405
hex31ef6f93e

13404404030 has 64 divisors (see below), whose sum is σ = 25635225600. Its totient is φ = 5037552000.

The previous prime is 13404404021. The next prime is 13404404053. The reversal of 13404404030 is 3040440431.

It is a junction number, because it is equal to n+sod(n) for n = 13404403987 and 13404404005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6869555 + ... + 6871505.

It is an arithmetic number, because the mean of its divisors is an integer number (400550400).

Almost surely, 213404404030 is an apocalyptic number.

13404404030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13404404030 is a deficient number, since it is larger than the sum of its proper divisors (12230821570).

13404404030 is a wasteful number, since it uses less digits than its factorization.

13404404030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2625.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 13404404030 its reverse (3040440431), we get a palindrome (16444844461).

The spelling of 13404404030 in words is "thirteen billion, four hundred four million, four hundred four thousand, thirty".

Divisors: 1 2 5 10 31 37 62 74 155 185 310 370 599 1147 1198 1951 2294 2995 3902 5735 5990 9755 11470 18569 19510 22163 37138 44326 60481 72187 92845 110815 120962 144374 185690 221630 302405 360935 604810 687053 721870 1168649 1374106 2237797 2337298 3435265 4475594 5843245 6870530 11188985 11686490 22377970 36228119 43240013 72456238 86480026 181140595 216200065 362281190 432400130 1340440403 2680880806 6702202015 13404404030