Base | Representation |
---|---|
bin | 1011100011110110… |
… | …0011101001001000 |
3 | 22000021010002000112 |
4 | 2320331203221020 |
5 | 22323401111040 |
6 | 1231531053452 |
7 | 136620202400 |
oct | 27075435110 |
9 | 8007102015 |
10 | 3103144520 |
11 | 135270a453 |
12 | 7272a1288 |
13 | 3a5b893b8 |
14 | 2161b5800 |
15 | 13266a365 |
hex | b8f63a48 |
3103144520 has 96 divisors (see below), whose sum is σ = 8141186880. Its totient is φ = 1061424000.
The previous prime is 3103144519. The next prime is 3103144553. The reversal of 3103144520 is 254413013.
3103144520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 952895 + ... + 956145.
It is an arithmetic number, because the mean of its divisors is an integer number (84804030).
Almost surely, 23103144520 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 3103144520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4070593440).
3103144520 is an abundant number, since it is smaller than the sum of its proper divisors (5038042360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3103144520 is a wasteful number, since it uses less digits than its factorization.
3103144520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3763 (or 3752 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 3103144520 is about 55705.8750941048. The cubic root of 3103144520 is about 1458.5925825325.
Adding to 3103144520 its reverse (254413013), we get a palindrome (3357557533).
The spelling of 3103144520 in words is "three billion, one hundred three million, one hundred forty-four thousand, five hundred twenty".
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