Base | Representation |
---|---|
bin | 1001001011111… |
… | …0110110101000 |
3 | 2200111112212112 |
4 | 2102332312220 |
5 | 34330433342 |
6 | 3453501452 |
7 | 645334511 |
oct | 222766650 |
9 | 80445775 |
10 | 38530472 |
11 | 1a827572 |
12 | 10aa1888 |
13 | 7ca09c6 |
14 | 518da08 |
15 | 35b1682 |
hex | 24beda8 |
38530472 has 8 divisors (see below), whose sum is σ = 72244650. Its totient is φ = 19265232.
The previous prime is 38530441. The next prime is 38530477. The reversal of 38530472 is 27403583.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 38365636 + 164836 = 6194^2 + 406^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (38530477) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2408147 + ... + 2408162.
Almost surely, 238530472 is an apocalyptic number.
It is an amenable number.
38530472 is a deficient number, since it is larger than the sum of its proper divisors (33714178).
38530472 is a wasteful number, since it uses less digits than its factorization.
38530472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4816315 (or 4816311 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 32.
The square root of 38530472 is about 6207.2918410527. The cubic root of 38530472 is about 337.7547326088.
The spelling of 38530472 in words is "thirty-eight million, five hundred thirty thousand, four hundred seventy-two".
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