Base | Representation |
---|---|
bin | 111011111111111… |
… | …0110000001000110 |
3 | 12012022020102120000 |
4 | 1313333312001012 |
5 | 13110341200110 |
6 | 531434222130 |
7 | 100614062505 |
oct | 16777660106 |
9 | 5168212500 |
10 | 2013225030 |
11 | 94345a843 |
12 | 482284946 |
13 | 261127b1b |
14 | 15153c83c |
15 | bbb261c0 |
hex | 77ff6046 |
2013225030 has 80 divisors (see below), whose sum is σ = 5454949104. Its totient is φ = 532733760.
The previous prime is 2013225023. The next prime is 2013225031. The reversal of 2013225030 is 305223102.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2013224994 and 2013225012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2013225031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 96624 + ... + 115596.
Almost surely, 22013225030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2013225030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2727474552).
2013225030 is an abundant number, since it is smaller than the sum of its proper divisors (3441724074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2013225030 is a wasteful number, since it uses less digits than its factorization.
2013225030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19123 (or 19114 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 2013225030 is about 44868.9762530861. The cubic root of 2013225030 is about 1262.6920333974.
Adding to 2013225030 its reverse (305223102), we get a palindrome (2318448132).
The spelling of 2013225030 in words is "two billion, thirteen million, two hundred twenty-five thousand, thirty".
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