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13100000310 = 2325433385013
BaseRepresentation
bin11000011001101001…
…00010010000110110
31020210221221222002200
430030310202100312
5203312100002220
610003522245330
7642426110505
oct141464422066
936727858080
1013100000310
115612677141
1226571b6846
13130a015697
148c3b5a83c
1551a106890
hex30cd22436

13100000310 has 48 divisors (see below), whose sum is σ = 34852104144. Its totient is φ = 3412092096.

The previous prime is 13100000297. The next prime is 13100000311. The reversal of 13100000310 is 1300000131.

It is a super-2 number, since 2×131000003102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 13100000292 and 13100000301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13100000311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1688637 + ... + 1696376.

It is an arithmetic number, because the mean of its divisors is an integer number (726085503).

Almost surely, 213100000310 is an apocalyptic number.

13100000310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13100000310 is an abundant number, since it is smaller than the sum of its proper divisors (21752103834).

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

13100000310 is a wasteful number, since it uses less digits than its factorization.

13100000310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3385069 (or 3385066 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 9.

Adding to 13100000310 its reverse (1300000131), we get a palindrome (14400000441).

The spelling of 13100000310 in words is "thirteen billion, one hundred million, three hundred ten", and thus it is an aban number.

Divisors: 1 2 3 5 6 9 10 15 18 30 43 45 86 90 129 215 258 387 430 645 774 1290 1935 3870 3385013 6770026 10155039 16925065 20310078 30465117 33850130 50775195 60930234 101550390 145555559 152325585 291111118 304651170 436666677 727777795 873333354 1310000031 1455555590 2183333385 2620000062 4366666770 6550000155 13100000310