Base | Representation |
---|---|
bin | 11100010101001100… |
… | …010010011110011101 |
3 | 2220112001012001210210 |
4 | 130111030102132131 |
5 | 444300100022023 |
6 | 21550324523033 |
7 | 2124562255065 |
oct | 342514223635 |
9 | 86461161723 |
10 | 30420314013 |
11 | 119a0524191 |
12 | 5a8b850479 |
13 | 2b3a499a0b |
14 | 16881ba3a5 |
15 | bd09a1593 |
hex | 71531279d |
30420314013 has 16 divisors (see below), whose sum is σ = 41770208000. Its totient is φ = 19678303296.
The previous prime is 30420314011. The next prime is 30420314033. The reversal of 30420314013 is 31041302403.
It is not a de Polignac number, because 30420314013 - 21 = 30420314011 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 (30420314011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332638 + ... + 414111.
It is an arithmetic number, because the mean of its divisors is an integer number (2610638000).
Almost surely, 230420314013 is an apocalyptic number.
It is an amenable number.
30420314013 is a deficient number, since it is larger than the sum of its proper divisors (11349893987).
30420314013 is a wasteful number, since it uses less digits than its factorization.
30420314013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 747156.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 30420314013 its reverse (31041302403), we get a palindrome (61461616416).
The spelling of 30420314013 in words is "thirty billion, four hundred twenty million, three hundred fourteen thousand, thirteen".
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