Base | Representation |
---|---|
bin | 1001001111111… |
… | …1001111100100 |
3 | 2200222221122200 |
4 | 2103333033210 |
5 | 34412403322 |
6 | 3503254500 |
7 | 650513442 |
oct | 223771744 |
9 | 80887580 |
10 | 38794212 |
11 | 1a997736 |
12 | 10baa430 |
13 | 8063a72 |
14 | 521bb92 |
15 | 36148ac |
hex | 24ff3e4 |
38794212 has 36 divisors (see below), whose sum is σ = 98645820. Its totient is φ = 12854592.
The previous prime is 38794177. The next prime is 38794247. The reversal of 38794212 is 21249783.
It is an interprime number because it is at equal distance from previous prime (38794177) and next prime (38794247).
It can be written as a sum of positive squares in 2 ways, for example, as 28451556 + 10342656 = 5334^2 + 3216^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a zygodrome in base 3.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3114 + ... + 9342.
Almost surely, 238794212 is an apocalyptic number.
It is a pronic number, being equal to 6228×6229.
It is an amenable number.
38794212 is an abundant number, since it is smaller than the sum of its proper divisors (59851608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38794212 is a wasteful number, since it uses less digits than its factorization.
38794212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6412 (or 6407 counting only the distinct ones).
The product of its digits is 24192, while the sum is 36.
The square root of 38794212 is about 6228.4999799310. The cubic root of 38794212 is about 338.5236214840.
The spelling of 38794212 in words is "thirty-eight million, seven hundred ninety-four thousand, two hundred twelve".
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