Base | Representation |
---|---|
bin | 11100001001010000… |
… | …111101010001100101 |
3 | 2220000002122210111020 |
4 | 130021100331101211 |
5 | 443342333230201 |
6 | 21514420001353 |
7 | 2116612362210 |
oct | 341120752145 |
9 | 86002583436 |
10 | 30220211301 |
11 | 118a8581045 |
12 | 5a34830259 |
13 | 2b07ba7a47 |
14 | 16697ac777 |
15 | bbd126a36 |
hex | 70943d465 |
30220211301 has 8 divisors (see below), whose sum is σ = 46049845824. Its totient is φ = 17268692160.
The previous prime is 30220211269. The next prime is 30220211311. The reversal of 30220211301 is 10311202203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30220211301 - 25 = 30220211269 is a prime.
It is a super-2 number, since 2×302202113012 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30220211311) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 719528820 + ... + 719528861.
It is an arithmetic number, because the mean of its divisors is an integer number (5756230728).
Almost surely, 230220211301 is an apocalyptic number.
It is an amenable number.
30220211301 is a deficient number, since it is larger than the sum of its proper divisors (15829634523).
30220211301 is a wasteful number, since it uses less digits than its factorization.
30220211301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1439057691.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 30220211301 its reverse (10311202203), we get a palindrome (40531413504).
The spelling of 30220211301 in words is "thirty billion, two hundred twenty million, two hundred eleven thousand, three hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •