Base | Representation |
---|---|
bin | 1001000111100… |
… | …0101111001000 |
3 | 2122221221220111 |
4 | 2101320233020 |
5 | 34242241042 |
6 | 3443404104 |
7 | 643030264 |
oct | 221705710 |
9 | 78857814 |
10 | 38243272 |
11 | 1a650811 |
12 | 10983634 |
13 | 7c00072 |
14 | 51170a4 |
15 | 3556517 |
hex | 2478bc8 |
38243272 has 8 divisors (see below), whose sum is σ = 71706150. Its totient is φ = 19121632.
The previous prime is 38243267. The next prime is 38243281. The reversal of 38243272 is 27234283.
It can be written as a sum of positive squares in only one way, i.e., 33108516 + 5134756 = 5754^2 + 2266^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2390197 + ... + 2390212.
Almost surely, 238243272 is an apocalyptic number.
It is an amenable number.
38243272 is a deficient number, since it is larger than the sum of its proper divisors (33462878).
38243272 is a wasteful number, since it uses less digits than its factorization.
38243272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4780415 (or 4780411 counting only the distinct ones).
The product of its digits is 16128, while the sum is 31.
The square root of 38243272 is about 6184.1144879441. The cubic root of 38243272 is about 336.9134488788.
The spelling of 38243272 in words is "thirty-eight million, two hundred forty-three thousand, two hundred seventy-two".
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