Base | Representation |
---|---|
bin | 110001111101… |
… | …000111111100 |
3 | 220122022112120 |
4 | 301331013330 |
5 | 11323023140 |
6 | 1144402540 |
7 | 216211032 |
oct | 61750774 |
9 | 26568476 |
10 | 13095420 |
11 | 7434868 |
12 | 4476450 |
13 | 2936790 |
14 | 1a4c552 |
15 | 123a1d0 |
hex | c7d1fc |
13095420 has 96 divisors (see below), whose sum is σ = 40115712. Its totient is φ = 3172608.
The previous prime is 13095413. The next prime is 13095421. The reversal of 13095420 is 2459031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13095421) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80259 + ... + 80421.
It is an arithmetic number, because the mean of its divisors is an integer number (417872).
Almost surely, 213095420 is an apocalyptic number.
13095420 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 13095420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20057856).
13095420 is an abundant number, since it is smaller than the sum of its proper divisors (27020292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13095420 is a wasteful number, since it uses less digits than its factorization.
13095420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 291 (or 289 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 24.
The square root of 13095420 is about 3618.7594559462. The cubic root of 13095420 is about 235.7073601533.
The spelling of 13095420 in words is "thirteen million, ninety-five thousand, four hundred twenty".
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