Base | Representation |
---|---|
bin | 11100000011011011… |
… | …000101100011001100 |
3 | 2212202021020110211202 |
4 | 130003123011203030 |
5 | 443142241001330 |
6 | 21500555205032 |
7 | 2114312334545 |
oct | 340333054314 |
9 | 85667213752 |
10 | 30122203340 |
11 | 11858220229 |
12 | 5a07a46778 |
13 | 2ac07b0b78 |
14 | 165a7794cc |
15 | bb4717445 |
hex | 7036c58cc |
30122203340 has 12 divisors (see below), whose sum is σ = 63256627056. Its totient is φ = 12048881328.
The previous prime is 30122203303. The next prime is 30122203403. The reversal of 30122203340 is 4330222103.
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 1506110167 = 30122203340 / (3 + 0 + 1 + 2 + 2 + 2 + 0 + 3 + 3 + 4 + 0).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 753055064 + ... + 753055103.
It is an arithmetic number, because the mean of its divisors is an integer number (5271385588).
Almost surely, 230122203340 is an apocalyptic number.
It is an amenable number.
30122203340 is an abundant number, since it is smaller than the sum of its proper divisors (33134423716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30122203340 is a wasteful number, since it uses less digits than its factorization.
30122203340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1506110176 (or 1506110174 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 30122203340 its reverse (4330222103), we get a palindrome (34452425443).
The spelling of 30122203340 in words is "thirty billion, one hundred twenty-two million, two hundred three thousand, three hundred forty".
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