Base | Representation |
---|---|
bin | 1001001001010… |
… | …0000011001000 |
3 | 2200011122100220 |
4 | 2102110003020 |
5 | 34304331034 |
6 | 3450030040 |
7 | 644004402 |
oct | 222240310 |
9 | 80148326 |
10 | 38355144 |
11 | 1a717873 |
12 | 10a18320 |
13 | 7c3bc69 |
14 | 5145b72 |
15 | 3579749 |
hex | 24940c8 |
38355144 has 16 divisors (see below), whose sum is σ = 95887920. Its totient is φ = 12785040.
The previous prime is 38355137. The next prime is 38355181. The reversal of 38355144 is 44155383.
It is a super-2 number, since 2×383551442 = 2942234142521472, which contains 22 as substring.
It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 799042 + ... + 799089.
It is an arithmetic number, because the mean of its divisors is an integer number (5992995).
Almost surely, 238355144 is an apocalyptic number.
It is an amenable number.
38355144 is an abundant number, since it is smaller than the sum of its proper divisors (57532776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38355144 is a wasteful number, since it uses less digits than its factorization.
38355144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1598140 (or 1598136 counting only the distinct ones).
The product of its digits is 28800, while the sum is 33.
The square root of 38355144 is about 6193.1529934275. The cubic root of 38355144 is about 337.2416502998.
The spelling of 38355144 in words is "thirty-eight million, three hundred fifty-five thousand, one hundred forty-four".
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