Base | Representation |
---|---|
bin | 1001001000101… |
… | …1001110100100 |
3 | 2200002210210200 |
4 | 2102023032210 |
5 | 34302202022 |
6 | 3445150500 |
7 | 643464144 |
oct | 222131644 |
9 | 80083720 |
10 | 38319012 |
11 | 1a6a2706 |
12 | 109bb430 |
13 | 7c28694 |
14 | 5136924 |
15 | 356dbac |
hex | 248b3a4 |
38319012 has 36 divisors (see below), whose sum is σ = 101075520. Its totient is φ = 12217392.
The previous prime is 38319011. The next prime is 38319019. The reversal of 38319012 is 21091383.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×383190122 = 2936693361312288, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (38319011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22312 + ... + 23967.
Almost surely, 238319012 is an apocalyptic number.
It is an amenable number.
38319012 is an abundant number, since it is smaller than the sum of its proper divisors (62756508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38319012 is a wasteful number, since it uses less digits than its factorization.
38319012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46312 (or 46307 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 38319012 is about 6190.2352136248. The cubic root of 38319012 is about 337.1357188883.
The spelling of 38319012 in words is "thirty-eight million, three hundred nineteen thousand, twelve".
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