Base | Representation |
---|---|
bin | 110001111110… |
… | …111110011000 |
3 | 220122200221022 |
4 | 301332332120 |
5 | 11323244000 |
6 | 1144502012 |
7 | 216242111 |
oct | 61767630 |
9 | 26580838 |
10 | 13103000 |
11 | 743a529 |
12 | 447a908 |
13 | 293a071 |
14 | 1a51208 |
15 | 123c585 |
hex | c7ef98 |
13103000 has 32 divisors (see below), whose sum is σ = 30663360. Its totient is φ = 5240800.
The previous prime is 13102993. The next prime is 13103009. The reversal of 13103000 is 30131.
It is a Harshad number since it is a multiple of its sum of digits (8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13103009) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5552 + ... + 7551.
It is an arithmetic number, because the mean of its divisors is an integer number (958230).
Almost surely, 213103000 is an apocalyptic number.
13103000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13103000 is an abundant number, since it is smaller than the sum of its proper divisors (17560360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13103000 is a wasteful number, since it uses less digits than its factorization.
13103000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13124 (or 13110 counting only the distinct ones).
The product of its (nonzero) digits is 9, while the sum is 8.
The square root of 13103000 is about 3619.8066246693. The cubic root of 13103000 is about 235.7528294135.
Adding to 13103000 its reverse (30131), we get a palindrome (13133131).
The spelling of 13103000 in words is "thirteen million, one hundred three thousand".
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