Base | Representation |
---|---|
bin | 1001000111010… |
… | …1000100010010 |
3 | 2122221012021211 |
4 | 2101311010102 |
5 | 34241300432 |
6 | 3443210334 |
7 | 642635413 |
oct | 221650422 |
9 | 78835254 |
10 | 38228242 |
11 | 1a640498 |
12 | 109769aa |
13 | 7bc6280 |
14 | 511180a |
15 | 3551d47 |
hex | 2475112 |
38228242 has 16 divisors (see below), whose sum is σ = 61911360. Its totient is φ = 17598672.
The previous prime is 38228237. The next prime is 38228243. The reversal of 38228242 is 24282283.
It is a super-2 number, since 2×382282422 = 2922796972821128, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (38228243) 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, 9859 + ... + 13177.
It is an arithmetic number, because the mean of its divisors is an integer number (3869460).
Almost surely, 238228242 is an apocalyptic number.
38228242 is a deficient number, since it is larger than the sum of its proper divisors (23683118).
38228242 is a wasteful number, since it uses less digits than its factorization.
38228242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3777.
The product of its digits is 12288, while the sum is 31.
The square root of 38228242 is about 6182.8991581620. The cubic root of 38228242 is about 336.8693062763.
The spelling of 38228242 in words is "thirty-eight million, two hundred twenty-eight thousand, two hundred forty-two".
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