Base | Representation |
---|---|
bin | 100011110010011011… |
… | …111011011110100100 |
3 | 10200012001110021122010 |
4 | 203302123323132210 |
5 | 1112144322134043 |
6 | 25353031034220 |
7 | 2530155232026 |
oct | 436233733644 |
9 | 120161407563 |
10 | 38427146148 |
11 | 1532a138726 |
12 | 754520b970 |
13 | 3815262801 |
14 | 1c07742016 |
15 | eed89b133 |
hex | 8f26fb7a4 |
38427146148 has 24 divisors (see below), whose sum is σ = 89857011328. Its totient is φ = 12781381536.
The previous prime is 38427146141. The next prime is 38427146159. The reversal of 38427146148 is 84164172483.
It is a super-2 number, since 2×384271461482 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 38427146097 and 38427146106.
It is not an unprimeable number, because it can be changed into a prime (38427146141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3452611 + ... + 3463722.
Almost surely, 238427146148 is an apocalyptic number.
It is an amenable number.
38427146148 is an abundant number, since it is smaller than the sum of its proper divisors (51429865180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38427146148 is a wasteful number, since it uses less digits than its factorization.
38427146148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6916803 (or 6916801 counting only the distinct ones).
The product of its digits is 1032192, while the sum is 48.
The spelling of 38427146148 in words is "thirty-eight billion, four hundred twenty-seven million, one hundred forty-six thousand, one hundred forty-eight".
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