Base | Representation |
---|---|
bin | 11100010111101010… |
… | …010101010100110001 |
3 | 2220121221010221122210 |
4 | 130113222111110301 |
5 | 444341201310213 |
6 | 21554404522333 |
7 | 2125604361351 |
oct | 342752252461 |
9 | 86557127583 |
10 | 30461744433 |
11 | 11a119514aa |
12 | 5aa16b03a9 |
13 | 2b45c44663 |
14 | 168d8c2b61 |
15 | bd44370c3 |
hex | 717a95531 |
30461744433 has 16 divisors (see below), whose sum is σ = 44612167680. Its totient is φ = 18402517584.
The previous prime is 30461744413. The next prime is 30461744437. The reversal of 30461744433 is 33444716403.
It is not a de Polignac number, because 30461744433 - 28 = 30461744177 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30461744391 and 30461744400.
It is not an unprimeable number, because it can be changed into a prime (30461744437) 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, 11616441 + ... + 11619062.
It is an arithmetic number, because the mean of its divisors is an integer number (2788260480).
Almost surely, 230461744433 is an apocalyptic number.
It is an amenable number.
30461744433 is a deficient number, since it is larger than the sum of its proper divisors (14150423247).
30461744433 is a wasteful number, since it uses less digits than its factorization.
30461744433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23235548.
The product of its (nonzero) digits is 290304, while the sum is 39.
The spelling of 30461744433 in words is "thirty billion, four hundred sixty-one million, seven hundred forty-four thousand, four hundred thirty-three".
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