Base | Representation |
---|---|
bin | 100011110110110110… |
… | …110110011011000000 |
3 | 10200101020000022022122 |
4 | 203312312312123000 |
5 | 1112322313442232 |
6 | 25404240423412 |
7 | 2532045516410 |
oct | 436666663300 |
9 | 120336008278 |
10 | 38501312192 |
11 | 15367a94782 |
12 | 7566017b68 |
13 | 382772c645 |
14 | 1c1352a640 |
15 | 100514b312 |
hex | 8f6db66c0 |
38501312192 has 56 divisors (see below), whose sum is σ = 87798066720. Its totient is φ = 16409364480.
The previous prime is 38501312189. The next prime is 38501312219. The reversal of 38501312192 is 29121310583.
It is a tau number, because it is divible by the number of its divisors (56).
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 156317 + ... + 318492.
It is an arithmetic number, because the mean of its divisors is an integer number (1567822620).
Almost surely, 238501312192 is an apocalyptic number.
38501312192 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
38501312192 is an abundant number, since it is smaller than the sum of its proper divisors (49296754528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38501312192 is a wasteful number, since it uses less digits than its factorization.
38501312192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 475009 (or 474999 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 35.
The spelling of 38501312192 in words is "thirty-eight billion, five hundred one million, three hundred twelve thousand, one hundred ninety-two".
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