Base | Representation |
---|---|
bin | 111100100010011001… |
… | …0001011010010110110 |
3 | 110102120010121211102220 |
4 | 1321010302023102312 |
5 | 4112221233214110 |
6 | 135420023543210 |
7 | 12251411314566 |
oct | 1710462132266 |
9 | 412503554386 |
10 | 130003023030 |
11 | 50152354401 |
12 | 212418bab06 |
13 | c34a6c27ca |
14 | 6413a54da6 |
15 | 35ad25e370 |
hex | 1e44c8b4b6 |
130003023030 has 64 divisors (see below), whose sum is σ = 329029896960. Its totient is φ = 32782748544.
The previous prime is 130003023013. The next prime is 130003023037. The reversal of 130003023030 is 30320300031.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130003023037) 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, 103312 + ... + 520268.
It is an arithmetic number, because the mean of its divisors is an integer number (5141092140).
Almost surely, 2130003023030 is an apocalyptic number.
130003023030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 130003023030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164514948480).
130003023030 is an abundant number, since it is smaller than the sum of its proper divisors (199026873930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130003023030 is a wasteful number, since it uses less digits than its factorization.
130003023030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 417533.
The product of its (nonzero) digits is 162, while the sum is 15.
Adding to 130003023030 its reverse (30320300031), we get a palindrome (160323323061).
The spelling of 130003023030 in words is "one hundred thirty billion, three million, twenty-three thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •