Base | Representation |
---|---|
bin | 11100100011100110… |
… | …010011000010101111 |
3 | 2221010212222122121221 |
4 | 130203212103002233 |
5 | 1000243433404403 |
6 | 22030321204211 |
7 | 2133555545131 |
oct | 344346230257 |
9 | 87125878557 |
10 | 30662013103 |
11 | 120049a82a7 |
12 | 5b38790667 |
13 | 2b78594027 |
14 | 16ac335051 |
15 | be6ce5dbd |
hex | 7239930af |
30662013103 has 2 divisors, whose sum is σ = 30662013104. Its totient is φ = 30662013102.
The previous prime is 30662013061. The next prime is 30662013119. The reversal of 30662013103 is 30131026603.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30662013103 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30662013143) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15331006551 + 15331006552.
It is an arithmetic number, because the mean of its divisors is an integer number (15331006552).
Almost surely, 230662013103 is an apocalyptic number.
30662013103 is a deficient number, since it is larger than the sum of its proper divisors (1).
30662013103 is an equidigital number, since it uses as much as digits as its factorization.
30662013103 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1944, while the sum is 25.
Adding to 30662013103 its reverse (30131026603), we get a palindrome (60793039706).
The spelling of 30662013103 in words is "thirty billion, six hundred sixty-two million, thirteen thousand, one hundred three".
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