Base | Representation |
---|---|
bin | 100011101011010110… |
… | …010001010110111010 |
3 | 10122212202200022220122 |
4 | 203223112101112322 |
5 | 1111423401104034 |
6 | 25333142053242 |
7 | 2524212342401 |
oct | 435326212672 |
9 | 118782608818 |
10 | 38308222394 |
11 | 15278aa1532 |
12 | 751141a222 |
13 | 37c6724720 |
14 | 1bd5a26638 |
15 | ee320962e |
hex | 8eb5915ba |
38308222394 has 32 divisors (see below), whose sum is σ = 65746613520. Its totient is φ = 16609646592.
The previous prime is 38308222391. The next prime is 38308222409. The reversal of 38308222394 is 49322280383.
It can be written as a sum of positive squares in 8 ways, for example, as 22125075025 + 16183147369 = 148745^2 + 127213^2 .
It is not an unprimeable number, because it can be changed into a prime (38308222391) 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, 658679 + ... + 714474.
Almost surely, 238308222394 is an apocalyptic number.
38308222394 is a deficient number, since it is larger than the sum of its proper divisors (27438391126).
38308222394 is a wasteful number, since it uses less digits than its factorization.
38308222394 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1373234.
The product of its (nonzero) digits is 497664, while the sum is 44.
The spelling of 38308222394 in words is "thirty-eight billion, three hundred eight million, two hundred twenty-two thousand, three hundred ninety-four".
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