Base | Representation |
---|---|
bin | 100011111001001011… |
… | …001101000110001100 |
3 | 10200110221012010121222 |
4 | 203321023031012030 |
5 | 1112412242434010 |
6 | 25412150142512 |
7 | 2533030213031 |
oct | 437113150614 |
9 | 120427163558 |
10 | 38540202380 |
11 | 15387a37529 |
12 | 7577051a38 |
13 | 38327c7ca4 |
14 | 1c18771388 |
15 | 100877e355 |
hex | 8f92cd18c |
38540202380 has 24 divisors (see below), whose sum is σ = 80939307120. Its totient is φ = 15415151040.
The previous prime is 38540202361. The next prime is 38540202391. The reversal of 38540202380 is 8320204583.
It is a self number, because there is not a number n which added to its sum of digits gives 38540202380.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352475 + ... + 448685.
It is an arithmetic number, because the mean of its divisors is an integer number (3372471130).
Almost surely, 238540202380 is an apocalyptic number.
It is an amenable number.
38540202380 is an abundant number, since it is smaller than the sum of its proper divisors (42399104740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38540202380 is a wasteful number, since it uses less digits than its factorization.
38540202380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116249 (or 116247 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 35.
The spelling of 38540202380 in words is "thirty-eight billion, five hundred forty million, two hundred two thousand, three hundred eighty".
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