Base | Representation |
---|---|
bin | 100100001110011110… |
… | …101010001100101101 |
3 | 10201101211202000201022 |
4 | 210032132222030231 |
5 | 1114130242430403 |
6 | 25511435023525 |
7 | 2544630230114 |
oct | 441636521455 |
9 | 121354660638 |
10 | 38897623853 |
11 | 15550770580 |
12 | 765689aba5 |
13 | 388b87c19a |
14 | 1c50010c7b |
15 | 1029d31d38 |
hex | 90e7aa32d |
38897623853 has 8 divisors (see below), whose sum is σ = 43468742016. Its totient is φ = 34499000800.
The previous prime is 38897623837. The next prime is 38897623861. The reversal of 38897623853 is 35832679883.
38897623853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 38897623853 - 24 = 38897623837 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38897623873) 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, 43123301 + ... + 43124202.
It is an arithmetic number, because the mean of its divisors is an integer number (5433592752).
Almost surely, 238897623853 is an apocalyptic number.
It is an amenable number.
38897623853 is a deficient number, since it is larger than the sum of its proper divisors (4571118163).
38897623853 is a wasteful number, since it uses less digits than its factorization.
38897623853 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86247555.
The product of its digits is 52254720, while the sum is 62.
The spelling of 38897623853 in words is "thirty-eight billion, eight hundred ninety-seven million, six hundred twenty-three thousand, eight hundred fifty-three".
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