Base | Representation |
---|---|
bin | 1001001000001… |
… | …0001011001100 |
3 | 2200000220221100 |
4 | 2102002023030 |
5 | 34300010212 |
6 | 3444303100 |
7 | 643251063 |
oct | 222021314 |
9 | 80026840 |
10 | 38281932 |
11 | 1a677867 |
12 | 109a1a90 |
13 | 7c14840 |
14 | 51271da |
15 | 3562bdc |
hex | 24822cc |
38281932 has 36 divisors (see below), whose sum is σ = 104213200. Its totient is φ = 11778912.
The previous prime is 38281921. The next prime is 38281933. The reversal of 38281932 is 23918283.
It is a happy number.
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 not an unprimeable number, because it can be changed into a prime (38281933) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40432 + ... + 41367.
Almost surely, 238281932 is an apocalyptic number.
It is an amenable number.
38281932 is an abundant number, since it is smaller than the sum of its proper divisors (65931268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38281932 is a wasteful number, since it uses less digits than its factorization.
38281932 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81822 (or 81817 counting only the distinct ones).
The product of its digits is 20736, while the sum is 36.
The square root of 38281932 is about 6187.2394490597. The cubic root of 38281932 is about 337.0269388838.
The spelling of 38281932 in words is "thirty-eight million, two hundred eighty-one thousand, nine hundred thirty-two".
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