Base | Representation |
---|---|
bin | 11011111101010110… |
… | …000001010111101111 |
3 | 2212111011022210022101 |
4 | 123331112001113233 |
5 | 442440133242312 |
6 | 21442513155531 |
7 | 2111633410366 |
oct | 337526012757 |
9 | 85434283271 |
10 | 30020212207 |
11 | 11805699837 |
12 | 599985bba7 |
13 | 2aa5620c9b |
14 | 164adca7dd |
15 | baa7bca57 |
hex | 6fd5815ef |
30020212207 has 2 divisors, whose sum is σ = 30020212208. Its totient is φ = 30020212206.
The previous prime is 30020212147. The next prime is 30020212267. The reversal of 30020212207 is 70221202003.
It is a balanced prime because it is at equal distance from previous prime (30020212147) and next prime (30020212267).
It is a cyclic number.
It is not a de Polignac number, because 30020212207 - 223 = 30011823599 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30020212267) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15010106103 + 15010106104.
It is an arithmetic number, because the mean of its divisors is an integer number (15010106104).
Almost surely, 230020212207 is an apocalyptic number.
30020212207 is a deficient number, since it is larger than the sum of its proper divisors (1).
30020212207 is an equidigital number, since it uses as much as digits as its factorization.
30020212207 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 336, while the sum is 19.
The spelling of 30020212207 in words is "thirty billion, twenty million, two hundred twelve thousand, two hundred seven".
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