Base | Representation |
---|---|
bin | 110000001010110000… |
… | …1001101011011101100 |
3 | 100212222221001202122100 |
4 | 1200111201031123230 |
5 | 3143321200224122 |
6 | 115304135215100 |
7 | 10321226360523 |
oct | 1402541153354 |
9 | 325887052570 |
10 | 103440242412 |
11 | 3a961358151 |
12 | 18069b17490 |
13 | 99a6485540 |
14 | 5013d054ba |
15 | 2a56290aac |
hex | 181584d6ec |
103440242412 has 144 divisors (see below), whose sum is σ = 295459190208. Its totient is φ = 30275182080.
The previous prime is 103440242273. The next prime is 103440242413. The reversal of 103440242412 is 214242044301.
103440242412 is a `hidden beast` number, since 1 + 0 + 3 + 4 + 4 + 0 + 242 + 412 = 666.
It is not an unprimeable number, because it can be changed into a prime (103440242413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1921738 + ... + 1974830.
It is an arithmetic number, because the mean of its divisors is an integer number (2051799932).
Almost surely, 2103440242412 is an apocalyptic number.
103440242412 is a gapful number since it is divisible by the number (12) 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 103440242412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147729595104).
103440242412 is an abundant number, since it is smaller than the sum of its proper divisors (192018947796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103440242412 is a wasteful number, since it uses less digits than its factorization.
103440242412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53320 (or 53315 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 27.
Adding to 103440242412 its reverse (214242044301), we get a palindrome (317682286713).
The spelling of 103440242412 in words is "one hundred three billion, four hundred forty million, two hundred forty-two thousand, four hundred twelve".
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