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13231304010 = 23255910124671
BaseRepresentation
bin11000101001010010…
…11010110101001010
31021011010000212220200
430110221122311022
5204044203212020
610024532433030
7645612141231
oct142451326512
937133025820
1013231304010
11567a7a95a1
122693178776
13132b299692
148d7379b18
155268e1590
hex314a5ad4a

13231304010 has 96 divisors (see below), whose sum is σ = 35332277760. Its totient is φ = 3434064000.

The previous prime is 13231303997. The next prime is 13231304039. The reversal of 13231304010 is 1040313231.

13231304010 is a `hidden beast` number, since 1 + 3 + 231 + 30 + 401 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 523975 + ... + 548645.

It is an arithmetic number, because the mean of its divisors is an integer number (368044560).

Almost surely, 213231304010 is an apocalyptic number.

13231304010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13231304010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17666138880).

13231304010 is an abundant number, since it is smaller than the sum of its proper divisors (22100973750).

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

13231304010 is a wasteful number, since it uses less digits than its factorization.

13231304010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24844 (or 24841 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13231304010 its reverse (1040313231), we get a palindrome (14271617241).

The spelling of 13231304010 in words is "thirteen billion, two hundred thirty-one million, three hundred four thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 59 90 101 118 177 202 295 303 354 505 531 590 606 885 909 1010 1062 1515 1770 1818 2655 3030 4545 5310 5959 9090 11918 17877 24671 29795 35754 49342 53631 59590 74013 89385 107262 123355 148026 178770 222039 246710 268155 370065 444078 536310 740130 1110195 1455589 2220390 2491771 2911178 4366767 4983542 7277945 7475313 8733534 12458855 13100301 14555890 14950626 21833835 22425939 24917710 26200602 37376565 43667670 44851878 65501505 74753130 112129695 131003010 147014489 224259390 294028978 441043467 735072445 882086934 1323130401 1470144890 2205217335 2646260802 4410434670 6615652005 13231304010