Base | Representation |
---|---|
bin | 11100001000000011… |
… | …110110111101000000 |
3 | 2212221200121222020101 |
4 | 130020003312331000 |
5 | 443322200002240 |
6 | 21512414452144 |
7 | 2116245524110 |
oct | 341003667500 |
9 | 85850558211 |
10 | 30200000320 |
11 | 11898127256 |
12 | 5a29b04054 |
13 | 2b0394c599 |
14 | 1666c2b040 |
15 | bbb48339a |
hex | 7080f6f40 |
30200000320 has 112 divisors (see below), whose sum is σ = 82915158528. Its totient is φ = 10262568960.
The previous prime is 30200000317. The next prime is 30200000333. The reversal of 30200000320 is 2300000203.
It is a tau number, because it is divible by the number of its divisors (112).
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 30200000297 and 30200000306.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193465 + ... + 312775.
Almost surely, 230200000320 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 30200000320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41457579264).
30200000320 is an abundant number, since it is smaller than the sum of its proper divisors (52715158208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30200000320 is a wasteful number, since it uses less digits than its factorization.
30200000320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 119448 (or 119438 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 10.
Adding to 30200000320 its reverse (2300000203), we get a palindrome (32500000523).
The spelling of 30200000320 in words is "thirty billion, two hundred million, three hundred twenty", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •