Base | Representation |
---|---|
bin | 110001001100… |
… | …001111010110 |
3 | 220021010212122 |
4 | 301030033112 |
5 | 11300121230 |
6 | 1140215542 |
7 | 214415210 |
oct | 61141726 |
9 | 26233778 |
10 | 12895190 |
11 | 7308390 |
12 | 439a5b2 |
13 | 28965b9 |
14 | 19d95b0 |
15 | 11eabe5 |
hex | c4c3d6 |
12895190 has 32 divisors (see below), whose sum is σ = 28940544. Its totient is φ = 4019040.
The previous prime is 12895177. The next prime is 12895193. The reversal of 12895190 is 9159821.
12895190 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 2×128951902 = 332571850272200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a self number, because there is not a number n which added to its sum of digits gives 12895190.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12895193) 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, 7604 + ... + 9143.
It is an arithmetic number, because the mean of its divisors is an integer number (904392).
Almost surely, 212895190 is an apocalyptic number.
12895190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12895190 is an abundant number, since it is smaller than the sum of its proper divisors (16045354).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12895190 is a wasteful number, since it uses less digits than its factorization.
12895190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16772.
The product of its (nonzero) digits is 6480, while the sum is 35.
The square root of 12895190 is about 3590.9873294123. The cubic root of 12895190 is about 234.4998567927.
The spelling of 12895190 in words is "twelve million, eight hundred ninety-five thousand, one hundred ninety".
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