Base | Representation |
---|---|
bin | 11100010101010100… |
… | …010101010111101101 |
3 | 2220112012011012211012 |
4 | 130111110111113231 |
5 | 444301120014041 |
6 | 21550442035005 |
7 | 2124616220564 |
oct | 342524252755 |
9 | 86465135735 |
10 | 30422423021 |
11 | 119a1734771 |
12 | 5a904a8a65 |
13 | 2b3aa57953 |
14 | 16885a8bdb |
15 | bd0c6b3eb |
hex | 7155155ed |
30422423021 has 8 divisors (see below), whose sum is σ = 32044660320. Its totient is φ = 28802291472.
The previous prime is 30422422999. The next prime is 30422423039. The reversal of 30422423021 is 12032422403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30422423021 - 26 = 30422422957 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 (30422423621) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496730 + ... + 554603.
It is an arithmetic number, because the mean of its divisors is an integer number (4005582540).
Almost surely, 230422423021 is an apocalyptic number.
It is an amenable number.
30422423021 is a deficient number, since it is larger than the sum of its proper divisors (1622237299).
30422423021 is a wasteful number, since it uses less digits than its factorization.
30422423021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1052875.
The product of its (nonzero) digits is 2304, while the sum is 23.
Adding to 30422423021 its reverse (12032422403), we get a palindrome (42454845424).
The spelling of 30422423021 in words is "thirty billion, four hundred twenty-two million, four hundred twenty-three thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •