Base | Representation |
---|---|
bin | 11000001110000101… |
… | …11010010001111000 |
3 | 1020120012122012021022 |
4 | 30013002322101320 |
5 | 203112243333100 |
6 | 5550141402012 |
7 | 640141400165 |
oct | 140702722170 |
9 | 36505565238 |
10 | 13003105400 |
11 | 5572a065aa |
12 | 262a869308 |
13 | 12c2c1b30c |
14 | 8b4d3706c |
15 | 511866e85 |
hex | 3070ba478 |
13003105400 has 96 divisors (see below), whose sum is σ = 31398407040. Its totient is φ = 5004236160.
The previous prime is 13003105393. The next prime is 13003105417. The reversal of 13003105400 is 450130031.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 564917 + ... + 587483.
It is an arithmetic number, because the mean of its divisors is an integer number (327066740).
Almost surely, 213003105400 is an apocalyptic number.
13003105400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13003105400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15699203520).
13003105400 is an abundant number, since it is smaller than the sum of its proper divisors (18395301640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13003105400 is a wasteful number, since it uses less digits than its factorization.
13003105400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22693 (or 22684 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 17.
Adding to 13003105400 its reverse (450130031), we get a palindrome (13453235431).
The spelling of 13003105400 in words is "thirteen billion, three million, one hundred five thousand, four hundred".
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