Base | Representation |
---|---|
bin | 11100011011010010… |
… | …001011001010001111 |
3 | 2220210011111200100101 |
4 | 130123102023022033 |
5 | 1000002231121312 |
6 | 22004415311531 |
7 | 2130243066244 |
oct | 343322131217 |
9 | 86704450311 |
10 | 30522520207 |
11 | 11a43192213 |
12 | 5ab9b1b5a7 |
13 | 2b5570375a |
14 | 16979c35cb |
15 | bd993ea57 |
hex | 71b48b28f |
30522520207 has 4 divisors (see below), whose sum is σ = 30620036560. Its totient is φ = 30425003856.
The previous prime is 30522520199. The next prime is 30522520211. The reversal of 30522520207 is 70202522503.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70202522503 = 331 ⋅212092213.
It is a cyclic number.
It is not a de Polignac number, because 30522520207 - 23 = 30522520199 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30522520907) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48757707 + ... + 48758332.
It is an arithmetic number, because the mean of its divisors is an integer number (7655009140).
Almost surely, 230522520207 is an apocalyptic number.
30522520207 is a deficient number, since it is larger than the sum of its proper divisors (97516353).
30522520207 is an equidigital number, since it uses as much as digits as its factorization.
30522520207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97516352.
The product of its (nonzero) digits is 8400, while the sum is 28.
The spelling of 30522520207 in words is "thirty billion, five hundred twenty-two million, five hundred twenty thousand, two hundred seven".
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