Base | Representation |
---|---|
bin | 100100000010000111… |
… | …110011010110011001 |
3 | 10200212101122011022022 |
4 | 210002013303112121 |
5 | 1113214204233213 |
6 | 25435111304225 |
7 | 2536532112203 |
oct | 440207632631 |
9 | 120771564268 |
10 | 38690305433 |
11 | 1545473a13a |
12 | 75b937b075 |
13 | 3857931a70 |
14 | 1c30685773 |
15 | 1016a2e308 |
hex | 9021f3599 |
38690305433 has 16 divisors (see below), whose sum is σ = 42004714752. Its totient is φ = 35424480000.
The previous prime is 38690305421. The next prime is 38690305453. The reversal of 38690305433 is 33450309683.
It is not a de Polignac number, because 38690305433 - 24 = 38690305417 is a prime.
It is not an unprimeable number, because it can be changed into a prime (38690305453) 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, 4766048 + ... + 4774158.
It is an arithmetic number, because the mean of its divisors is an integer number (2625294672).
Almost surely, 238690305433 is an apocalyptic number.
It is an amenable number.
38690305433 is a deficient number, since it is larger than the sum of its proper divisors (3314409319).
38690305433 is a wasteful number, since it uses less digits than its factorization.
38690305433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11056.
The product of its (nonzero) digits is 699840, while the sum is 44.
The spelling of 38690305433 in words is "thirty-eight billion, six hundred ninety million, three hundred five thousand, four hundred thirty-three".
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