Base | Representation |
---|---|
bin | 100011110011100110… |
… | …101001100111110000 |
3 | 10200020102022102212000 |
4 | 203303212221213300 |
5 | 1112214330440213 |
6 | 25355010534000 |
7 | 2530513562640 |
oct | 436346514760 |
9 | 120212272760 |
10 | 38446733808 |
11 | 1533a1a717a |
12 | 754b897300 |
13 | 3819330342 |
14 | 1c0a1a0520 |
15 | 1000469c73 |
hex | 8f39a99f0 |
38446733808 has 80 divisors (see below), whose sum is σ = 126121570560. Its totient is φ = 10984780224.
The previous prime is 38446733807. The next prime is 38446733813. The reversal of 38446733808 is 80833764483.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38446733807) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6353910 + ... + 6359957.
It is an arithmetic number, because the mean of its divisors is an integer number (1576519632).
Almost surely, 238446733808 is an apocalyptic number.
It is an amenable number.
38446733808 is an abundant number, since it is smaller than the sum of its proper divisors (87674836752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38446733808 is a wasteful number, since it uses less digits than its factorization.
38446733808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12713891 (or 12713879 counting only the distinct ones).
The product of its (nonzero) digits is 9289728, while the sum is 54.
The spelling of 38446733808 in words is "thirty-eight billion, four hundred forty-six million, seven hundred thirty-three thousand, eight hundred eight".
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