Base | Representation |
---|---|
bin | 110001111001… |
… | …011110111100 |
3 | 220121120002021 |
4 | 301321132330 |
5 | 11322034013 |
6 | 1144205524 |
7 | 216116410 |
oct | 61713674 |
9 | 26546067 |
10 | 13080508 |
11 | 7424641 |
12 | 44698a4 |
13 | 292ca5c |
14 | 1a46d40 |
15 | 1235a8d |
hex | c797bc |
13080508 has 48 divisors (see below), whose sum is σ = 27518400. Its totient is φ = 5322240.
The previous prime is 13080503. The next prime is 13080527. The reversal of 13080508 is 80508031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13080503) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72178 + ... + 72358.
It is an arithmetic number, because the mean of its divisors is an integer number (573300).
Almost surely, 213080508 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13080508, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13759200).
13080508 is an abundant number, since it is smaller than the sum of its proper divisors (14437892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13080508 is a wasteful number, since it uses less digits than its factorization.
13080508 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 310 (or 308 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 25.
The square root of 13080508 is about 3616.6984944836. The cubic root of 13080508 is about 235.6178580437.
Adding to 13080508 its reverse (80508031), we get a palindrome (93588539).
The spelling of 13080508 in words is "thirteen million, eighty thousand, five hundred eight".
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