Base | Representation |
---|---|
bin | 100100000011000001… |
… | …010111111111111011 |
3 | 10200220110000221002012 |
4 | 210003001113333323 |
5 | 1113232040212010 |
6 | 25440411000135 |
7 | 2540104311143 |
oct | 440301277773 |
9 | 120813027065 |
10 | 38705397755 |
11 | 15462208232 |
12 | 760243904b |
13 | 385aab742b |
14 | 1c32693923 |
15 | 1018011005 |
hex | 903057ffb |
38705397755 has 8 divisors (see below), whose sum is σ = 46457621952. Its totient is φ = 30956888448.
The previous prime is 38705397721. The next prime is 38705397767. The reversal of 38705397755 is 55779350783.
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 38705397755 - 28 = 38705397499 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 38705397694 and 38705397703.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 905747 + ... + 947516.
It is an arithmetic number, because the mean of its divisors is an integer number (5807202744).
Almost surely, 238705397755 is an apocalyptic number.
38705397755 is a deficient number, since it is larger than the sum of its proper divisors (7752224197).
38705397755 is a wasteful number, since it uses less digits than its factorization.
38705397755 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1857445.
The product of its (nonzero) digits is 27783000, while the sum is 59.
The spelling of 38705397755 in words is "thirty-eight billion, seven hundred five million, three hundred ninety-seven thousand, seven hundred fifty-five".
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