Base | Representation |
---|---|
bin | 11000010001011101… |
… | …10110101101000110 |
3 | 1020122011212211100000 |
4 | 30020232312231012 |
5 | 203142014333220 |
6 | 5553032102130 |
7 | 640634043363 |
oct | 141056665506 |
9 | 36564784300 |
10 | 13031402310 |
11 | 5587983483 |
12 | 2638234946 |
13 | 12c8a48054 |
14 | 8b89c146a |
15 | 5140a6390 |
hex | 308bb6b46 |
13031402310 has 96 divisors (see below), whose sum is σ = 35175303072. Its totient is φ = 3471206400.
The previous prime is 13031402303. The next prime is 13031402311. The reversal of 13031402310 is 1320413031.
13031402310 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×130314023102 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13031402311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2711910 + ... + 2716710.
It is an arithmetic number, because the mean of its divisors is an integer number (366409407).
Almost surely, 213031402310 is an apocalyptic number.
13031402310 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 13031402310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17587651536).
13031402310 is an abundant number, since it is smaller than the sum of its proper divisors (22143900762).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13031402310 is a wasteful number, since it uses less digits than its factorization.
13031402310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5940 (or 5928 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 13031402310 its reverse (1320413031), we get a palindrome (14351815341).
The spelling of 13031402310 in words is "thirteen billion, thirty-one million, four hundred two thousand, three hundred ten".
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