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13103230110 = 2351947489109
BaseRepresentation
bin11000011010000001…
…10110110010011110
31020211012001001112220
430031000312302132
5203313411330420
610004115410210
7642465422025
oct141500666236
936735031486
1013103230110
1156144827a3
1226582b3966
13130a8a67c9
148c435b8bc
1551a543840
hex30d036c9e

13103230110 has 64 divisors (see below), whose sum is σ = 33807283200. Its totient is φ = 3239851392.

The previous prime is 13103230081. The next prime is 13103230117. The reversal of 13103230110 is 1103230131.

It is a super-2 number, since 2×131032301102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 13103230110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13103230117) 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, 217765 + ... + 271344.

It is an arithmetic number, because the mean of its divisors is an integer number (528238800).

Almost surely, 213103230110 is an apocalyptic number.

13103230110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13103230110 is an abundant number, since it is smaller than the sum of its proper divisors (20704053090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13103230110 is a wasteful number, since it uses less digits than its factorization.

13103230110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489185.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 13103230110 its reverse (1103230131), we get a palindrome (14206460241).

The spelling of 13103230110 in words is "thirteen billion, one hundred three million, two hundred thirty thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 19 30 38 47 57 94 95 114 141 190 235 282 285 470 570 705 893 1410 1786 2679 4465 5358 8930 13395 26790 489109 978218 1467327 2445545 2934654 4891090 7336635 9293071 14673270 18586142 22988123 27879213 45976246 46465355 55758426 68964369 92930710 114940615 137928738 139396065 229881230 278792130 344821845 436774337 689643690 873548674 1310323011 2183871685 2620646022 4367743370 6551615055 13103230110