Base | Representation |
---|---|
bin | 100100001000111100… |
… | …000001001000100101 |
3 | 10201011100210210201120 |
4 | 210020330001020211 |
5 | 1113432443003202 |
6 | 25454314244153 |
7 | 2542421065563 |
oct | 441074011045 |
9 | 121140723646 |
10 | 38804656677 |
11 | 155032429a6 |
12 | 762b726659 |
13 | 387552b817 |
14 | 1c41930a33 |
15 | 1021abb0bc |
hex | 908f01225 |
38804656677 has 4 divisors (see below), whose sum is σ = 51739542240. Its totient is φ = 25869771116.
The previous prime is 38804656651. The next prime is 38804656687. The reversal of 38804656677 is 77665640883.
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: 77665640883 = 3 ⋅25888546961.
It is a cyclic number.
It is not a de Polignac number, because 38804656677 - 222 = 38800462373 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 38804656677.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38804656607) 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, 6467442777 + ... + 6467442782.
It is an arithmetic number, because the mean of its divisors is an integer number (12934885560).
Almost surely, 238804656677 is an apocalyptic number.
It is an amenable number.
38804656677 is a deficient number, since it is larger than the sum of its proper divisors (12934885563).
38804656677 is a wasteful number, since it uses less digits than its factorization.
38804656677 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12934885562.
The product of its (nonzero) digits is 40642560, while the sum is 60.
The spelling of 38804656677 in words is "thirty-eight billion, eight hundred four million, six hundred fifty-six thousand, six hundred seventy-seven".
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