Base | Representation |
---|---|
bin | 10010101011101010… |
… | …11101101111101100 |
3 | 221220000020110210112 |
4 | 21111311131233230 |
5 | 131020140412140 |
6 | 4335133555152 |
7 | 503360464430 |
oct | 112565355754 |
9 | 27800213715 |
10 | 10030013420 |
11 | 4287754599 |
12 | 1b3b045ab8 |
13 | c3ac985ab |
14 | 6b21369c0 |
15 | 3da83ac65 |
hex | 255d5dbec |
10030013420 has 192 divisors, whose sum is σ = 26243481600. Its totient is φ = 3144683520.
The previous prime is 10030013381. The next prime is 10030013437. The reversal of 10030013420 is 2431003001.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 10030013395 and 10030013404.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8883416 + ... + 8884544.
It is an arithmetic number, because the mean of its divisors is an integer number (136684800).
Almost surely, 210030013420 is an apocalyptic number.
10030013420 is a gapful number since it is divisible by the number (10) 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 10030013420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13121740800).
10030013420 is an abundant number, since it is smaller than the sum of its proper divisors (16213468180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10030013420 is a wasteful number, since it uses less digits than its factorization.
10030013420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1288 (or 1286 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 10030013420 its reverse (2431003001), we get a palindrome (12461016421).
The spelling of 10030013420 in words is "ten billion, thirty million, thirteen thousand, four hundred twenty".
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