Base | Representation |
---|---|
bin | 111001100110… |
… | …1011001001011 |
3 | 2002211101120002 |
4 | 1303031121023 |
5 | 30212421134 |
6 | 2555153215 |
7 | 514464533 |
oct | 163153113 |
9 | 62741502 |
10 | 30201419 |
11 | 16058856 |
12 | a14580b |
13 | 6345881 |
14 | 40224c3 |
15 | 29b887e |
hex | 1ccd64b |
30201419 has 2 divisors, whose sum is σ = 30201420. Its totient is φ = 30201418.
The previous prime is 30201403. The next prime is 30201421. The reversal of 30201419 is 91410203.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30201419 - 24 = 30201403 is a prime.
It is a super-2 number, since 2×302014192 = 1824251419227122, which contains 22 as substring.
Together with 30201421, it forms a pair of twin primes.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30201419.
It is not a weakly prime, because it can be changed into another prime (30201439) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15100709 + 15100710.
It is an arithmetic number, because the mean of its divisors is an integer number (15100710).
Almost surely, 230201419 is an apocalyptic number.
30201419 is a deficient number, since it is larger than the sum of its proper divisors (1).
30201419 is an equidigital number, since it uses as much as digits as its factorization.
30201419 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 216, while the sum is 20.
The square root of 30201419 is about 5495.5817708410. The cubic root of 30201419 is about 311.4170952701.
The spelling of 30201419 in words is "thirty million, two hundred one thousand, four hundred nineteen".
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