Base | Representation |
---|---|
bin | 1001010000011… |
… | …0000010001100 |
3 | 2201001100210220 |
4 | 2110012002030 |
5 | 34414301103 |
6 | 3504031340 |
7 | 650660520 |
oct | 224060214 |
9 | 81040726 |
10 | 38822028 |
11 | 1aa06623 |
12 | 11002550 |
13 | 807361b |
14 | 5227d80 |
15 | 361cc53 |
hex | 250608c |
38822028 has 48 divisors (see below), whose sum is σ = 106331904. Its totient is φ = 10791360.
The previous prime is 38822027. The next prime is 38822041. The reversal of 38822028 is 82022883.
It is a self number, because there is not a number n which added to its sum of digits gives 38822028.
It is not an unprimeable number, because it can be changed into a prime (38822027) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3138 + ... + 9353.
It is an arithmetic number, because the mean of its divisors is an integer number (2215248).
Almost surely, 238822028 is an apocalyptic number.
It is an amenable number.
38822028 is an abundant number, since it is smaller than the sum of its proper divisors (67509876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38822028 is a wasteful number, since it uses less digits than its factorization.
38822028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12542 (or 12540 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 33.
The square root of 38822028 is about 6230.7325412025. The cubic root of 38822028 is about 338.6045108995.
The spelling of 38822028 in words is "thirty-eight million, eight hundred twenty-two thousand, twenty-eight".
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