Base | Representation |
---|---|
bin | 100011110100100000… |
… | …110000001101011101 |
3 | 10200021110222021022202 |
4 | 203310200300031131 |
5 | 1112232230341044 |
6 | 25400313221245 |
7 | 2531060211116 |
oct | 436440601535 |
9 | 120243867282 |
10 | 38461965149 |
11 | 1534785a763 |
12 | 7554a01825 |
13 | 381c53407a |
14 | 1c0c20720d |
15 | 1001977c4e |
hex | 8f483035d |
38461965149 has 8 divisors (see below), whose sum is σ = 39348856512. Its totient is φ = 37584662080.
The previous prime is 38461965103. The next prime is 38461965161. The reversal of 38461965149 is 94156916483.
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 38461965149 - 212 = 38461961053 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 38461965094 and 38461965103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38461995149) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2388959 + ... + 2405004.
It is an arithmetic number, because the mean of its divisors is an integer number (4918607064).
Almost surely, 238461965149 is an apocalyptic number.
It is an amenable number.
38461965149 is a deficient number, since it is larger than the sum of its proper divisors (886891363).
38461965149 is a wasteful number, since it uses less digits than its factorization.
38461965149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4794147.
The product of its digits is 5598720, while the sum is 56.
The spelling of 38461965149 in words is "thirty-eight billion, four hundred sixty-one million, nine hundred sixty-five thousand, one hundred forty-nine".
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