Base | Representation |
---|---|
bin | 100100000000010111… |
… | …010000101111010101 |
3 | 10200210100010022022122 |
4 | 210000113100233111 |
5 | 1113134131203131 |
6 | 25432135105325 |
7 | 2536023256643 |
oct | 440027205725 |
9 | 120710108278 |
10 | 38660803541 |
11 | 1543a019a08 |
12 | 75ab512245 |
13 | 38517a2719 |
14 | 1c2a7a6193 |
15 | 1014152d7b |
hex | 9005d0bd5 |
38660803541 has 4 divisors (see below), whose sum is σ = 38702872800. Its totient is φ = 38618734284.
The previous prime is 38660803537. The next prime is 38660803627. The reversal of 38660803541 is 14530806683.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14530806683 = 1823 ⋅7970821.
It is a cyclic number.
It is not a de Polignac number, because 38660803541 - 22 = 38660803537 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 38660803492 and 38660803501.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38660803501) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21033251 + ... + 21035088.
It is an arithmetic number, because the mean of its divisors is an integer number (9675718200).
Almost surely, 238660803541 is an apocalyptic number.
It is an amenable number.
38660803541 is a deficient number, since it is larger than the sum of its proper divisors (42069259).
38660803541 is an equidigital number, since it uses as much as digits as its factorization.
38660803541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42069258.
The product of its (nonzero) digits is 414720, while the sum is 44.
The spelling of 38660803541 in words is "thirty-eight billion, six hundred sixty million, eight hundred three thousand, five hundred forty-one".
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