Base | Representation |
---|---|
bin | 10001011110100010100000… |
… | …00111110010000001001000 |
3 | 12001002010112202021001121201 |
4 | 20233101100013302001020 |
5 | 20014140143131104033 |
6 | 213423424410113544 |
7 | 11044446264226510 |
oct | 1057212007620110 |
9 | 161063482231551 |
10 | 38432711581768 |
11 | 11278248827189 |
12 | 438862541b8b4 |
13 | 185a25c746a8a |
14 | 96c220402840 |
15 | 469aca33347d |
hex | 22f4501f2048 |
38432711581768 has 32 divisors (see below), whose sum is σ = 87200269977600. Its totient is φ = 15502270217472.
The previous prime is 38432711581753. The next prime is 38432711581769. The reversal of 38432711581768 is 86718511723483.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (38432711581769) by changing a digit.
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, 20185246728 + ... + 20185248631.
It is an arithmetic number, because the mean of its divisors is an integer number (2725008436800).
Almost surely, 238432711581768 is an apocalyptic number.
It is an amenable number.
38432711581768 is an abundant number, since it is smaller than the sum of its proper divisors (48767558395832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38432711581768 is a wasteful number, since it uses less digits than its factorization.
38432711581768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40370495389 (or 40370495385 counting only the distinct ones).
The product of its digits is 54190080, while the sum is 64.
The spelling of 38432711581768 in words is "thirty-eight trillion, four hundred thirty-two billion, seven hundred eleven million, five hundred eighty-one thousand, seven hundred sixty-eight".
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